diff --git a/backend/player/mpv/peaks.c b/backend/player/mpv/peaks.c
index 0e609f8..058cc3d 100644
--- a/backend/player/mpv/peaks.c
+++ b/backend/player/mpv/peaks.c
@@ -9,6 +9,7 @@ int mpv_get_peaks(mpv_handle* handle, double* lPeak, double* rPeak, double* lRMS
         return ret;
     }
     if (result.format != MPV_FORMAT_NODE_MAP) {
+        mpv_free_node_contents(&result);
         return MPV_ERROR_PROPERTY_FORMAT;
     }
 
@@ -16,34 +17,38 @@ int mpv_get_peaks(mpv_handle* handle, double* lPeak, double* rPeak, double* lRMS
     for (int i = 0; found < 4 && i < result.u.list->num; i++) {
         if (strcmp("lavfi.astats.1.Peak_level", result.u.list->keys[i]) == 0) {
             if (result.u.list->values[i].format != MPV_FORMAT_STRING) {
-                return MPV_ERROR_PROPERTY_FORMAT;
+                ret = MPV_ERROR_PROPERTY_FORMAT;
+                break;
             }
             *lPeak = atof(result.u.list->values[i].u.string);
             found++;
         }
         if (strcmp("lavfi.astats.2.Peak_level", result.u.list->keys[i]) == 0) {
             if (result.u.list->values[i].format != MPV_FORMAT_STRING) {
-                return MPV_ERROR_PROPERTY_FORMAT;
+                ret = MPV_ERROR_PROPERTY_FORMAT;
+                break;
             }
             *rPeak = atof(result.u.list->values[i].u.string);
             found++;
         }
         if (strcmp("lavfi.astats.1.RMS_level", result.u.list->keys[i]) == 0) {
             if (result.u.list->values[i].format != MPV_FORMAT_STRING) {
-                return MPV_ERROR_PROPERTY_FORMAT;
+                ret = MPV_ERROR_PROPERTY_FORMAT;
+                break;
             }
             *lRMS = atof(result.u.list->values[i].u.string);
             found++;
         }
         if (strcmp("lavfi.astats.2.RMS_level", result.u.list->keys[i]) == 0) {
             if (result.u.list->values[i].format != MPV_FORMAT_STRING) {
-                return MPV_ERROR_PROPERTY_FORMAT;
+                ret = MPV_ERROR_PROPERTY_FORMAT;
+                break;
             }
             *rRMS = atof(result.u.list->values[i].u.string);
             found++;
         }
     }
-    mpv_free_node_contents(&result);
 
-    return MPV_ERROR_SUCCESS;
+    mpv_free_node_contents(&result);
+    return ret;
 }