diff --git a/_events/20181121-openspace.markdown b/_events/20181121-openspace.markdown
index 2083d44ad2a70e214f3c0655628652023aa417ac..d402a7a8a33720dd6ae17344b52a2723501c726f 100644
--- a/_events/20181121-openspace.markdown
+++ b/_events/20181121-openspace.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Open Space/Chaostreff"
 image: "/assets/geloet.jpg"
-eventdate:   2018-11-21 19:00:00 +0200
-eventend:   2018-11-21 23:59:59 +0200
+eventdate:   2018-11-21 19:00
+eventend:   2018-11-21 23:59
 #https://www.uuidgenerator.net/
 uid: a8615846-9342-425e-8fa9-5ebfebc2c12d
 contact: info@chaotikum.org
diff --git a/_events/20181122-osm.markdown b/_events/20181122-osm.markdown
index 2b89967c533985be2eb2541302308d5a9043c094..9d76452e60db34fc06a4628e141c8722873507fd 100644
--- a/_events/20181122-osm.markdown
+++ b/_events/20181122-osm.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "116 OSM-Stammtisch"
 image: "/assets/osmback.png"
-eventdate:   2018-11-22 19:00:00 +0200
-eventend: 2018-11-22 22:00:00 +0200
+eventdate:   2018-11-22 19:00
+eventend: 2018-11-22 22:00
 #https://www.uuidgenerator.net/
 uid: 524e96c2-0a2c-4f5e-b5df-351cee65bd9b
 contact: luebeck@lists.openstreetmap.de
diff --git a/_events/20181124-loetworkshop.markdown b/_events/20181124-loetworkshop.markdown
index 467d700d103e6c6346bbbd3f595a038bde74accc..c5310da68951d5c59313e13f56c21d47b6ef4a60 100644
--- a/_events/20181124-loetworkshop.markdown
+++ b/_events/20181124-loetworkshop.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Löt-Workshop im Nobreakspace"
 image: "/assets/geloet.jpg"
-eventdate:   2018-11-24 15:00:00 +0200
-eventend:    2018-11-24 18:00:00 +0200
+eventdate:   2018-11-24 14:00
+eventend:    2018-11-24 18:00
 pretix: https://pretix.chaotikum.org/chaotikum/loet1/
 eventics: https://pretix.chaotikum.org/chaotikum/loet1/ical
 #https://www.uuidgenerator.net/
diff --git a/_events/20181128-openspace.markdown b/_events/20181128-openspace.markdown
index f9c1d5b67c7c741cc8d971019a1301fe68b4e290..9e07126e24e708e13dfe080b79bf46792c29283c 100644
--- a/_events/20181128-openspace.markdown
+++ b/_events/20181128-openspace.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Open Space/Chaostreff"
 image: "/assets/geloet.jpg"
-eventdate:   2018-11-28 19:00:00 +0200
-eventend:   2018-11-28 23:59:59 +0200
+eventdate:   2018-11-28 19:00
+eventend:   2018-11-28 23:59
 #https://www.uuidgenerator.net/
 uid: 268b8eb4-0011-4e6f-83e0-bc5aef94852a
 contact: info@chaotikum.org
diff --git a/_events/20181205-openspace.markdown b/_events/20181205-openspace.markdown
index 07987365753f603e72d62f5bc63c861fda2c4a5d..c3fc6d5fdaa706a8bc504ce59bbd712019c4d786 100644
--- a/_events/20181205-openspace.markdown
+++ b/_events/20181205-openspace.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Open Space/Chaostreff"
 image: "/assets/geloet.jpg"
-eventdate:   2018-12-05 19:00:00 +0200
-eventend:   2018-12-05 23:59:59 +0200
+eventdate:   2018-12-05 19:00
+eventend:   2018-12-05 23:59
 #https://www.uuidgenerator.net/
 uid: 54749afd-66cc-4f25-833d-bf76ce7d6bd2
 contact: info@chaotikum.org
diff --git a/_events/20181212-openspace.markdown b/_events/20181212-openspace.markdown
index 62e7595fb672343fa9538ea62c855bb54c9ed624..1627314f1d0a63d840ee3052e9531a1b80e5ce4e 100644
--- a/_events/20181212-openspace.markdown
+++ b/_events/20181212-openspace.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Open Space/Chaostreff"
 image: "/assets/geloet.jpg"
-eventdate:   2018-12-12 19:00:00 +0200
-eventend:    2018-12-12   23:59:59 +0200
+eventdate:   2018-12-12 19:00
+eventend:    2018-12-12 23:59
 #https://www.uuidgenerator.net/
 uid: 50c9b77e-464b-4f08-9bb3-39e383d1f7c7
 contact: info@chaotikum.org
diff --git a/_events/20181213-plenum.markdown b/_events/20181213-plenum.markdown
index 49c49f0c4592dd0b11b5b68e39b798be31e2f45a..c263d5a1b727007064c89ab985e22c09638afbc6 100644
--- a/_events/20181213-plenum.markdown
+++ b/_events/20181213-plenum.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Plenum"
 image: "/assets/wall.png"
-eventdate:   2018-12-13 19:00:00 +0200
-eventend:   2018-12-13 22:00:00 +0200
+eventdate:   2018-12-13 19:00
+eventend:   2018-12-13 22:00
 #https://www.uuidgenerator.net/
 uid: 52a17b47-da33-450e-8bf6-51790bce2609
 contact: info@chaotikum.org
diff --git a/_events/20181219-openspace.markdown b/_events/20181219-openspace.markdown
index 8ab54c400688b145a6fdfcaffc4f054c28f5b1f0..7f8a0ca799a19af0b6f598aced121c7c474b08d2 100644
--- a/_events/20181219-openspace.markdown
+++ b/_events/20181219-openspace.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Open Space/Chaostreff"
 image: "/assets/geloet.jpg"
-eventdate:   2018-12-19 19:00:00 +0200
-eventend:    2018-12-19 23:59:59 +0200
+eventdate:   2018-12-19 19:00
+eventend:    2018-12-19 23:59
 #https://www.uuidgenerator.net/
 uid: 89c5260e-7291-4289-9aa6-3481e0922dbe
 contact: info@chaotikum.org
diff --git a/_events/20190109-openspace.markdown b/_events/20190109-openspace.markdown
index be331395d901e54963592f18b87702c6dba38042..5fc12aeeec2a65340e798029721f15c1be6f969b 100644
--- a/_events/20190109-openspace.markdown
+++ b/_events/20190109-openspace.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Open Space/Chaostreff"
 image: "/assets/geloet.jpg"
-eventdate:   2019-01-09 19:00:00 +0200
-eventend:    2019-01-09 23:59:59 +0200
+eventdate:   2019-01-09 19:00
+:59 +0200
 #https://www.uuidgenerator.net/
 uid: 6c8493c3-bd0b-4271-bc3a-cb9f1b5d93df
 contact: info@chaotikum.org
diff --git a/_events/20190110-plenum.markdown b/_events/20190110-plenum.markdown
index b8d90093fb083804d5811cfd48d50f7500ca2734..2a7900b67825127410f699bb7f158854cb91fd53 100644
--- a/_events/20190110-plenum.markdown
+++ b/_events/20190110-plenum.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Plenum"
 image: "/assets/wall.png"
-eventdate:   2019-01-10 19:00:00 +0200
-eventend:   2019-01-10 22:00:00 +0200
+eventdate:   2019-01-10 19:00
+eventend:   2019-01-10 22:00
 #https://www.uuidgenerator.net/
 uid: 9a6a5f79-2a4e-42d5-ac89-bf43b5a2354d
 contact: info@chaotikum.org
diff --git a/_events/20190116-openspace.markdown b/_events/20190116-openspace.markdown
index 8682c8101837224c94b415d4717b5afeccce3f12..4eebc5a6997a09291d9230bfdb541823ade2bb99 100644
--- a/_events/20190116-openspace.markdown
+++ b/_events/20190116-openspace.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Open Space/Chaostreff"
 image: "/assets/geloet.jpg"
-eventdate:   2019-01-16 19:00:00 +0200
-eventend:    2019-01-16 23:59:59 +0200
+eventdate:   2019-01-16 19:00
+eventend:    2019-01-16 23:59
 #https://www.uuidgenerator.net/
 uid: abfa80ed-b422-4c22-96ad-442f8c5b763e
 contact: info@chaotikum.org
diff --git a/_events/20190123-openspace.markdown b/_events/20190123-openspace.markdown
index 063db98ecf29033492e226a6ff785967feaf4019..877dfb1d7c18209bb9875f91b0ce96a11dc6d7f9 100644
--- a/_events/20190123-openspace.markdown
+++ b/_events/20190123-openspace.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Open Space/Chaostreff"
 image: "/assets/geloet.jpg"
-eventdate:   2019-01-23 19:00:00 +0200
-eventend:    2019-01-23 23:59:59 +0200
+eventdate:   2019-01-23 19:00
+eventend:    2019-01-23 23:59
 #https://www.uuidgenerator.net/
 uid: 9ca26271-d6fa-4f07-a81b-999d7e3d6b95
 contact: info@chaotikum.org
diff --git a/_events/20190124-osm.markdown b/_events/20190124-osm.markdown
index 86bd774ebcd8fbc23d7a708e1c4bdacc996f3457..d67604799266843499af2add25ac116f5810c916 100644
--- a/_events/20190124-osm.markdown
+++ b/_events/20190124-osm.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "117 OSM-Stammtisch"
 image: "/assets/osmback.png"
-eventdate:   2019-01-24 19:00:00 +0200
-eventend: 2019-01-24 22:00:00 +0200
+eventdate:   2019-01-24 19:00
+eventend: 2019-01-24 22:00
 #https://www.uuidgenerator.net/
 uid: 7cefbee9-d90b-4293-84b9-26d48f79045c
 contact: luebeck@lists.openstreetmap.de
diff --git a/_events/20190130-openspace.markdown b/_events/20190130-openspace.markdown
index 2d4cff3e5ce5cba89f9160ab3c8ce5dfc36d99b0..0614309d0f09eb8f65038d604c1c3f5847101295 100644
--- a/_events/20190130-openspace.markdown
+++ b/_events/20190130-openspace.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Open Space/Chaostreff"
 image: "/assets/geloet.jpg"
-eventdate:   2019-01-30 19:00:00 +0200
-eventend:    2019-01-30 23:59:59 +0200
+eventdate:   2019-01-30 19:00
+eventend:    2019-01-30 23:59
 #https://www.uuidgenerator.net/
 uid: f772db8f-e748-458f-901e-dd9878f57978
 contact: info@chaotikum.org
diff --git a/_events/20190206-openspace.markdown b/_events/20190206-openspace.markdown
index 20809e9f37fc4709d896eaf0b2d3af7a95e54b42..0170f46db93702ae923768e9d7533b2322716727 100644
--- a/_events/20190206-openspace.markdown
+++ b/_events/20190206-openspace.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Open Space/Chaostreff"
 image: "/assets/geloet.jpg"
-eventdate:   2019-02-06 19:00:00 +0200
-eventend:    2019-02-06 23:59:59 +0200
+eventdate:   2019-02-06 19:00
+eventend:    2019-02-06 23:59
 #https://www.uuidgenerator.net/
 uid: ad9985a2-cbd9-49a0-bbf7-87b82bc82e18
 contact: info@chaotikum.org
diff --git a/_events/20190213-openspace.markdown b/_events/20190213-openspace.markdown
index b741b31ad9b5cfe2140304f688525f0659626000..d8c6fa4601ce68cc2f338129853a0aac484ca60d 100644
--- a/_events/20190213-openspace.markdown
+++ b/_events/20190213-openspace.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Open Space/Chaostreff"
 image: "/assets/geloet.jpg"
-eventdate:   2019-02-13 19:00:00 +0200
-eventend:    2019-02-13 23:59:59 +0200
+eventdate:   2019-02-13 19:00
+eventend:    2019-02-13 23:59
 #https://www.uuidgenerator.net/
 uid: 0225e303-d1b9-4d63-b045-404422a3991e
 contact: info@chaotikum.org
diff --git a/_events/20190214-plenum.markdown b/_events/20190214-plenum.markdown
index 21cc9a2ca896edd5d1e533333c3a21384cb1cce4..8928515e0d63e01dff2fed6bebcd39557639dacf 100644
--- a/_events/20190214-plenum.markdown
+++ b/_events/20190214-plenum.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Plenum"
 image: "/assets/wall.png"
-eventdate:   2019-02-14 19:00:00 +0200
-eventend:   2019-02-14 22:00:00 +0200
+eventdate:   2019-02-14 19:00
+eventend:   2019-02-14 22:00
 #https://www.uuidgenerator.net/
 uid: 8f0753c4-cd1d-466b-bfd4-d7e4929295c8
 contact: info@chaotikum.org
diff --git a/_events/20190220-openspace.markdown b/_events/20190220-openspace.markdown
index 56e30a213b99704b9a46362b96a5a09347d36f1a..4386cdac4c2afba4aea70d5d0cc942f2df50a8a9 100644
--- a/_events/20190220-openspace.markdown
+++ b/_events/20190220-openspace.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Open Space/Chaostreff"
 image: "/assets/geloet.jpg"
-eventdate:   2019-02-20 19:00:00 +0200
-eventend:    2019-02-20 23:59:59 +0200
+eventdate:   2019-02-20 19:00
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 #https://www.uuidgenerator.net/
 uid: e5b4eafc-148a-4ad9-a2d0-803d90f7c3d0
 contact: info@chaotikum.org
diff --git a/_events/20190227-openspace.markdown b/_events/20190227-openspace.markdown
index 2fd1fee9100d0d56267f0c75a6dbeccb6f47b70c..8a26f0f07087abd20187aa5d3dd316d3dfdbd410 100644
--- a/_events/20190227-openspace.markdown
+++ b/_events/20190227-openspace.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Open Space/Chaostreff"
 image: "/assets/geloet.jpg"
-eventdate:   2019-02-27 19:00:00 +0200
-eventend:    2019-02-27 23:59:59 +0200
+eventdate:   2019-02-27 19:00
+eventend:    2019-02-27 23:59
 #https://www.uuidgenerator.net/
 uid: 2fdfd4c9-9f04-4d45-b2cf-eae9f13de210
 contact: info@chaotikum.org
diff --git a/_events/20190228-osm.markdown b/_events/20190228-osm.markdown
index 9d3fe2071a615f05f1d6424ac9da3629db3e1be2..5e3adfab07d02b35a452270c0753998c25c2fa0f 100644
--- a/_events/20190228-osm.markdown
+++ b/_events/20190228-osm.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "118 OSM-Stammtisch"
 image: "/assets/osmback.png"
-eventdate:   2019-02-28 19:00:00 +0200
-eventend: 2019-02-28 22:00:00 +0200
+eventdate:   2019-02-28 19:00
+eventend: 2019-02-28 22:00
 #https://www.uuidgenerator.net/
 uid: 9938425e-ae1a-4ae5-9ea5-cc121b5fa002
 contact: luebeck@lists.openstreetmap.de
diff --git a/_events/20190306-openspace.markdown b/_events/20190306-openspace.markdown
index 1130eb77f8227b68fbf207bca9f090811a266f74..744eee947476a87ff00a07e47c6e22bbeff68715 100644
--- a/_events/20190306-openspace.markdown
+++ b/_events/20190306-openspace.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Open Space/Chaostreff"
 image: "/assets/geloet.jpg"
-eventdate:   2019-03-06 19:00:00 +0200
-eventend:    2019-03-06 23:59:59 +0200
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+eventend:    2019-03-06 23:59
 #https://www.uuidgenerator.net/
 uid: d6740a82-2f2f-4275-8863-db3dd67f6220
 contact: info@chaotikum.org
diff --git a/_events/20190313-openspace.markdown b/_events/20190313-openspace.markdown
index 6164164d548d5eaa0438ec74a6f26df0f15dbd20..1ee893e060908f872437140907a706db89987023 100644
--- a/_events/20190313-openspace.markdown
+++ b/_events/20190313-openspace.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Open Space/Chaostreff"
 image: "/assets/geloet.jpg"
-eventdate:   2019-03-13 19:00:00 +0200
-eventend:    2019-03-13 23:59:59 +0200
+eventdate:   2019-03-13 19:00
+eventend:    2019-03-13 23:59
 #https://www.uuidgenerator.net/
 uid: ddf7c1fc-c465-49a8-98e6-42d029321bcb
 contact: info@chaotikum.org
diff --git a/_events/20190314-plenum.markdown b/_events/20190314-plenum.markdown
index 4f004c047ab7593be62e94489936190062fc0545..e2476688181b442fedcd434f2cf10f06f76ce10d 100644
--- a/_events/20190314-plenum.markdown
+++ b/_events/20190314-plenum.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Plenum"
 image: "/assets/wall.png"
-eventdate:   2019-03-14 19:00:00 +0200
-eventend:   2019-03-14 22:00:00 +0200
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 #https://www.uuidgenerator.net/
 uid: 272b39a3-c5d9-4a54-b001-11324f116ad3
 contact: info@chaotikum.org
diff --git a/_events/20190320-openspace.markdown b/_events/20190320-openspace.markdown
index 413acb0236e9022706f49b2f2be881a2736bdf1b..d0d7c630421b868a76b3d9176a14b83aa10c9286 100644
--- a/_events/20190320-openspace.markdown
+++ b/_events/20190320-openspace.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Open Space/Chaostreff"
 image: "/assets/geloet.jpg"
-eventdate:   2019-03-20 19:00:00 +0200
-eventend:    2019-03-20 23:59:59 +0200
+eventdate:   2019-03-20 19:00
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 #https://www.uuidgenerator.net/
 uid: 8d48871b-92bb-4dfb-ba98-68693ecdc399
 contact: info@chaotikum.org
diff --git a/_events/20190327-openspace.markdown b/_events/20190327-openspace.markdown
index c96b81732a5c986d7ef10f50540d0d5b54cacbaf..bc220700be8b431c659591390b89e6f796cc69c3 100644
--- a/_events/20190327-openspace.markdown
+++ b/_events/20190327-openspace.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "Open Space/Chaostreff"
 image: "/assets/geloet.jpg"
-eventdate:   2019-03-27 19:00:00 +0200
-eventend:    2019-03-27 23:59:59 +0200
+eventdate:   2019-03-27 19:00
+eventend:    2019-03-27 23:59
 #https://www.uuidgenerator.net/
 uid: 15fe3e71-cf48-4aa6-af15-d3a082e7c087
 contact: info@chaotikum.org
diff --git a/_events/20190328-osm.markdown b/_events/20190328-osm.markdown
index bca82d66ba120a895ce5cbaae46de8a46bd27630..e3b02a1da04556920a05b98fa73f3e47d13eda05 100644
--- a/_events/20190328-osm.markdown
+++ b/_events/20190328-osm.markdown
@@ -2,8 +2,8 @@
 layout: [eventcal]
 title:  "119 OSM-Stammtisch"
 image: "/assets/osmback.png"
-eventdate:   2019-03-28 19:00:00 +0200
-eventend: 2019-03-28 22:00:00 +0200
+eventdate:   2019-03-28 19:00
+eventend: 2019-03-28 22:00
 #https://www.uuidgenerator.net/
 uid: 1904d9d2-df61-4d20-8171-d5087056b168
 contact: luebeck@lists.openstreetmap.de