diff --git a/scripts/cvmfs/setup-nightlies.sh b/scripts/cvmfs/setup-nightlies.sh
index a608830c..02e04ed8 100644
--- a/scripts/cvmfs/setup-nightlies.sh
+++ b/scripts/cvmfs/setup-nightlies.sh
@@ -175,7 +175,7 @@ k4_local_repo() {
     export CMAKE_PREFIX_PATH=$PWD/$install:$CMAKE_PREFIX_PATH
     export PKG_CONFIG_PATH=$PWD/$install/lib/pkgconfig:$PKG_CONFIG_PATH
     export ROOT_INCLUDE_PATH=$PWD/$install/include:$ROOT_INCLUDE_PATH
-    if [ "$current_repo" "k4geo" ]; then
+    if [ "$current_repo" == "k4geo" ]; then
         export K4GEO=$PWD
         echo "Added K4GEO=$PWD"
     fi