diff --git a/src/main/webapp/static/themes/compiletheme.sh b/src/main/webapp/static/themes/compiletheme.sh
index bd0c3ab94b6cd5fcb26c3377a0a422282cc82eb4..f5e2330e49215a6c082d7def16476e8ae0c11d12 100755
--- a/src/main/webapp/static/themes/compiletheme.sh
+++ b/src/main/webapp/static/themes/compiletheme.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 #
 # Compilescript for openolat-SASS-theme
 # Can be included into eclipse-project-build (project-properties --> "Builders")