diff --git a/build.sh b/build.sh
index 4f7b3dd..b0bcadb 100755
--- a/build.sh
+++ b/build.sh
@@ -38,7 +38,7 @@ if test ! -d $buildFolder; then
     chmod +x $buildFile
 
     # Cleanup
-    if test ! -d $tempFolder; then
+    if test -d $tempFolder; then
         rm -rf $tempFolder
     fi
 fi