diff --git a/src/frontend/parser/glob.c b/src/frontend/parser/glob.c
index 23d678e1c..9353a7235 100644
--- a/src/frontend/parser/glob.c
+++ b/src/frontend/parser/glob.c
@@ -737,6 +737,7 @@ static void wl_modify_word(wordlist *wl_node, unsigned int n_input,
                 p_dst += n_char_word_cur;
             }
             *p_dst = '\0';
+            tfree(pp_word[0]);
         }
     }