diff --git a/Firmware/mmu2.cpp b/Firmware/mmu2.cpp
index 98582a27d..abbb20b5f 100644
--- a/Firmware/mmu2.cpp
+++ b/Firmware/mmu2.cpp
@@ -815,7 +815,7 @@ void MMU2::ReportError(ErrorCode ec, uint8_t res) {
 
     if( ec != lastErrorCode ){ // deduplicate: only report changes in error codes into the log
         lastErrorCode = ec;
-        LogErrorEvent_P( _T(PrusaErrorTitle(PrusaErrorCodeIndex((uint16_t)ec))) );
+        LogErrorEvent_P( _O(PrusaErrorTitle(PrusaErrorCodeIndex((uint16_t)ec))) );
     }
 
     static_assert(mmu2Magic[0] == 'M' 
@@ -830,7 +830,7 @@ void MMU2::ReportError(ErrorCode ec, uint8_t res) {
 
 void MMU2::ReportProgress(ProgressCode pc) {
     ReportProgressHook((CommandInProgress)logic.CommandInProgress(), (uint16_t)pc);
-    LogEchoEvent_P( _T(ProgressCodeToText((uint16_t)pc)) );
+    LogEchoEvent_P( _O(ProgressCodeToText((uint16_t)pc)) );
 }
 
 void MMU2::OnMMUProgressMsg(ProgressCode pc){