diff --git a/site.mk b/site.mk
index c3cfb3f3b63f33036971ab10cc31e3f1f6a5fdf0..a00ae2426e490a2e5316b6a5087d4a4fb0430ed8 100644
--- a/site.mk
+++ b/site.mk
@@ -85,7 +85,7 @@ DEFAULT_BUILD_DATE := $(shell date '+%Y-%m-%d')
 
 FFS_BUILD_DATE ?= $(DEFAULT_BUILD_DATE)
 
-DEFAULT_GLUON_RELEASE := 2.0+$(FFS_BUILD_DATE)-g.$(shell git -C $(GLUON_SITEDIR)/gluon log --pretty=format:'%h' -n 1)-s.$(shell git -C $(GLUON_SITEDIR) log --pretty=format:'%h' -n 1)
+DEFAULT_GLUON_RELEASE := 2.1+$(FFS_BUILD_DATE)-g.$(shell git -C $(GLUON_SITEDIR)/gluon log --pretty=format:'%h' -n 1)-s.$(shell git -C $(GLUON_SITEDIR) log --pretty=format:'%h' -n 1)
 
 GLUON_LANGS := de en