diff --git a/issues/Makefile b/issues/Makefile
index f3fabff..02edf11 100644
--- a/issues/Makefile
+++ b/issues/Makefile
@@ -2,6 +2,7 @@ TEMPDIR=/tmp/openbsd-webzine
 
 generate-site: clean
 	ls | grep issue- | sort -n | xargs -n 1 tools/make_issue.sh
+	-ls | grep issue- | sort -n | xargs -n 1 env LN=cs tools/make_issue.sh
 	-ls | grep issue- | sort -n | xargs -n 1 env LN=de tools/make_issue.sh
 	-ls | grep issue- | sort -n | xargs -n 1 env LN=fr tools/make_issue.sh
 	-ls | grep issue- | sort -n | xargs -n 1 env LN=it tools/make_issue.sh
@@ -31,6 +32,7 @@ test:
 # only difference with generate-site is make_issue.sh -t
 testsite: clean
 	ls | grep issue- | sort -n | xargs -n 1 tools/make_issue.sh -t
+	-ls | grep issue- | sort -n | xargs -n 1 env LN=cs tools/make_issue.sh -t
 	-ls | grep issue- | sort -n | xargs -n 1 env LN=de tools/make_issue.sh -t
 	-ls | grep issue- | sort -n | xargs -n 1 env LN=fr tools/make_issue.sh -t
 	-ls | grep issue- | sort -n | xargs -n 1 env LN=it tools/make_issue.sh -t