diff --git a/Core/scripts/upgrade.sh b/Core/scripts/upgrade.sh
index ffcf75fddb..97fe523f04 100644
--- a/Core/scripts/upgrade.sh
+++ b/Core/scripts/upgrade.sh
@@ -7,7 +7,7 @@
 # Upgrades Mango Automation core.
 
 # Delete jars and work dir
-rm -f"$MA_HOME"/lib/*.jar
+rm -f "$MA_HOME"/lib/*.jar
 rm -Rf "$MA_HOME"/work
 
 # Unzip core. The exact name is unknown, but there should only be one, so iterate