diff --git a/bashmarks.sh b/bashmarks.sh
index 5f6bfaf..0bf3ec6 100644
--- a/bashmarks.sh
+++ b/bashmarks.sh
@@ -133,12 +133,12 @@ function _compzsh {
 function _purge_line {
     if [ -s "$1" ]; then
         # safely create a temp file
-        t=$(mktemp -t bashmarks) || exit 1
+        t=$(mktemp -t bashmarksXXXXXXXX) || exit 1
         trap "rm -f -- '$t'" EXIT
 
         # purge line
         sed "/$2/d" "$1" > "$t"
-        mv "$t" "$1"
+        mv -f "$t" "$1"
 
         # cleanup temp file
         rm -f -- "$t"