diff --git a/src/install.sh b/src/install.sh
index ce7872f..06f0761 100644
--- a/src/install.sh
+++ b/src/install.sh
@@ -60,8 +60,7 @@ if [ ! -f "$STORAGE/$BASE" ]; then
 
   else
 
-    BASE=$(basename "$VERSION")
-    BASE="${BASE%%\?*}"
+    BASE=$(basename "${VERSION%%\?*}")
     : "${BASE//+/ }"; printf -v BASE '%b' "${_//%/\\x}"
     BASE=$(echo "$BASE" | sed -e 's/[^A-Za-z0-9._-]/_/g')