diff --git a/AppVeyor/make_installer.sh b/AppVeyor/make_installer.sh
index b95fad4..93aa335 100644
--- a/AppVeyor/make_installer.sh
+++ b/AppVeyor/make_installer.sh
@@ -6,7 +6,7 @@ function addFile {
 
 function addAllFiles {
     find $1 -type f -iname $2 | while read -r filename; do
-        addFile filename
+        addFile $filename
     done
 }