diff --git a/install.sh b/install.sh
index 290289d8..5a4503a7 100755
--- a/install.sh
+++ b/install.sh
@@ -5,6 +5,6 @@ SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 $SCRIPT_DIR/third_party/ycmd/build.sh "$@"
 
 # Remove old YCM libs if present so that YCM can start.
-rm python/*ycm_core.* &> /dev/null
-rm python/*ycm_client_support.* &> /dev/null
-rm python/*clang*.* &> /dev/null
+rm -f python/*ycm_core.* &> /dev/null
+rm -f python/*ycm_client_support.* &> /dev/null
+rm -f python/*clang*.* &> /dev/null