diff --git a/internal/fd.c b/internal/fd.c
index d9f7eab7..43be0c86 100644
--- a/internal/fd.c
+++ b/internal/fd.c
@@ -636,7 +636,8 @@ static void visit_directory(JSContext *js, JSValue *results, int *result_count,
             } else {
                 strcpy(item_rel, ffd.cFileName);
             }
-            JS_SetPropertyNumber(js, *results, (*result_count)++, JS_NewString(js, item_rel));
+            JSValue name_str = JS_NewString(js, item_rel);
+            JS_SetPropertyNumber(js, *results, (*result_count)++, name_str);
 
             if (recurse) {
                 struct stat st;
@@ -661,7 +662,8 @@ static void visit_directory(JSContext *js, JSValue *results, int *result_count,
             } else {
                 strcpy(item_rel, dir->d_name);
             }
-            JS_SetPropertyNumber(js, *results, (*result_count)++, JS_NewString(js, item_rel));
+            JSValue name_str = JS_NewString(js, item_rel);
+            JS_SetPropertyNumber(js, *results, (*result_count)++, name_str);
 
             if (recurse) {
                 struct stat st;
diff --git a/source/qjs_actor.c b/source/qjs_actor.c
index c4c18ff5..e81bd79e 100644
--- a/source/qjs_actor.c
+++ b/source/qjs_actor.c
@@ -133,7 +133,8 @@ static void js_log_callback(JSContext *ctx, const char *channel, const char *msg
   JS_FRAME(ctx);
   JS_ROOT(stack, JS_GetStack(ctx));
   JS_ROOT(args_array, JS_NewArray(ctx));
-  JS_SetPropertyNumber(ctx, args_array.val, 0, JS_NewString(ctx, msg));
+  JSValue msg_str = JS_NewString(ctx, msg);
+  JS_SetPropertyNumber(ctx, args_array.val, 0, msg_str);
   JS_SetPropertyNumber(ctx, args_array.val, 1, stack.val);
   JSValue argv[2];
   argv[0] = JS_NewString(ctx, channel);