diff --git a/install.sh b/install.sh
index 5bbcbbe..182e757 100755
--- a/install.sh
+++ b/install.sh
@@ -335,7 +335,7 @@ fi
 
 if [ "$DISCOVERY_CONFIG_FILE" != "" ]; then
 	VAR_DISCOVERY_CONFIG_FILE="--env DISCOVERY_CONFIG_FILE=$DISCOVERY_CONFIG_FILE";
-	VAR_DISCOVERY_CONFIG_DIRECTORY="--volume $DISCOVERY_CONFIG_DIR/:$DISCOVERY_CONFIG_DIRECTORY/";
+	VAR_DISCOVERY_CONFIG_DIRECTORY="--volume $DISCOVERY_CONFIG_DIR/:$DISCOVERY_CONFIG_DIR/";
 fi
 
 # Run installer tool