diff --git a/src/app.cpp b/src/app.cpp
index c755f0af..226e9ecc 100644
--- a/src/app.cpp
+++ b/src/app.cpp
@@ -229,9 +229,8 @@ void app::tickNtpUpdate(void) {
 
             mSys.cleanup_history();
 #ifdef AHOY_SML_OBIS_SUPPORT
-            if (mConfig->sml_obis.ir_connected) {
-                sml_cleanup_history ();
-            }
+            // design: allways try to clean up
+            sml_cleanup_history ();
 #endif
         }
 
@@ -369,9 +368,8 @@ void app::tickMidnight(void) {
     }
     mSys.cleanup_history ();
 #ifdef AHOY_SML_OBIS_SUPPORT
-    if (mConfig->sml_obis.ir_connected) {
-        sml_cleanup_history();
-    }
+    // design: allways try to clean up
+    sml_cleanup_history();
 #endif
 }
 
diff --git a/src/app.h b/src/app.h
index 900e435b..99c1e01a 100644
--- a/src/app.h
+++ b/src/app.h
@@ -204,6 +204,7 @@ class app : public IApp, public ah::Scheduler {
             else
                 Scheduler::setTimestamp(newTime);
         }
+        void show_history (String path);
 
         HmSystemType mSys;
 
@@ -269,7 +270,6 @@ class app : public IApp, public ah::Scheduler {
             DBGPRINTLN("");
         }*/
         void check_hist_file (File file);
-        void show_history (String path);
 
         innerLoopCb mInnerLoopCb;