diff --git a/include/toplevel.mk b/include/toplevel.mk
index ccbc2637d5ca64dbd0195cf4de29c3e8064d167e..70f4691678b35e114f0c002260e49af8c3e58e23 100644
--- a/include/toplevel.mk
+++ b/include/toplevel.mk
@@ -20,10 +20,8 @@ else
 endif
 
 HOSTCC ?= $(CC)
-OPENWRTVERSION:=$(RELEASE)$(if $(REVISION), ($(REVISION)))
 export RELEASE
 export REVISION
-export OPENWRTVERSION
 export LD_LIBRARY_PATH:=$(subst ::,:,$(if $(LD_LIBRARY_PATH),$(LD_LIBRARY_PATH):)$(TOPDIR)/staging_dir/host/lib)
 export DYLD_LIBRARY_PATH:=$(subst ::,:,$(if $(DYLD_LIBRARY_PATH),$(DYLD_LIBRARY_PATH):)$(TOPDIR)/staging_dir/host/lib)
 export GIT_CONFIG_PARAMETERS='core.autocrlf=false'