diff --git a/average.hpp b/average.hpp
index cf2afd3..bf91404 100644
--- a/average.hpp
+++ b/average.hpp
@@ -60,10 +60,9 @@
      *      return {}, if curInterval-preInterval=0
      *      return new calculated average value, if curInterval-preInterval>0
      */
-    static std::optional<int64_t> calcAverage(int64_t preAverage,
-                                              int64_t preInterval,
-                                              int64_t curAverage,
-                                              int64_t curInterval);
+    static std::optional<int64_t>
+        calcAverage(int64_t preAverage, int64_t preInterval, int64_t curAverage,
+                    int64_t curInterval);
 
   private:
     /** @brief Store the previous average sensor map */