diff --git a/openmptcprouter/files/bin/omr-test-speed b/openmptcprouter/files/bin/omr-test-speed
index 47fd65cb9..15666e1e9 100755
--- a/openmptcprouter/files/bin/omr-test-speed
+++ b/openmptcprouter/files/bin/omr-test-speed
@@ -2,7 +2,7 @@
 # vim: set noexpandtab tabstop=4 shiftwidth=4 softtabstop=4 :
 HETZNER=false
 if [ "$1" = "hetzner" ]; then
-	hetzner=true
+	HETZNER=true
 	INTERFACE="$2"
 else
 	INTERFACE="$1"