diff --git a/dll/steam_user_stats.h b/dll/steam_user_stats.h
index 811008b4..a659fbb9 100644
--- a/dll/steam_user_stats.h
+++ b/dll/steam_user_stats.h
@@ -249,9 +249,11 @@ bool SetAchievement( const char *pchName )
         auto it = std::find_if(defined_achievements.begin(), defined_achievements.end(), [pchName](nlohmann::json& item) {
             return item["name"].get<std::string>() == pchName;
         });
-        if (it != defined_achievements.end() && user_achievements[pchName]["earned"] == false) {
-            user_achievements[pchName]["earned"] = true;
-            user_achievements[pchName]["earned_time"] = static_cast<uint32>(std::time(nullptr));
+        if (it != defined_achievements.end()) {
+            if (user_achievements[pchName]["earned"] == false) {
+                user_achievements[pchName]["earned"] = true;
+                user_achievements[pchName]["earned_time"] = static_cast<uint32>(std::time(nullptr));
+            }
             return true;
         }
     } catch (...) {}