diff --git a/radio/src/gui/480x272/model_inputs.cpp b/radio/src/gui/480x272/model_inputs.cpp
index 24f9d67f7..fee036f6a 100644
--- a/radio/src/gui/480x272/model_inputs.cpp
+++ b/radio/src/gui/480x272/model_inputs.cpp
@@ -493,7 +493,7 @@ bool menuModelExposAll(event_t event)
   }
 
   char str[6];
-  sprintf(str, "%d/%d", getExposCount(), MAX_EXPOS);
+  strAppendUnsigned(strAppend(strAppendUnsigned(str, getExposCount()), "/"), MAX_EXPOS, 2);
   lcdDrawText(MENU_TITLE_NEXT_POS, MENU_TITLE_TOP+2, str, HEADER_COLOR);
 
   sub = menuVerticalPosition;
diff --git a/radio/src/gui/480x272/model_mixes.cpp b/radio/src/gui/480x272/model_mixes.cpp
index 361ffa862..0a76edd66 100644
--- a/radio/src/gui/480x272/model_mixes.cpp
+++ b/radio/src/gui/480x272/model_mixes.cpp
@@ -515,7 +515,7 @@ bool menuModelMixAll(event_t event)
   }
 
   char str[6];
-  sprintf(str, "%d/%d", getMixesCount(), MAX_MIXERS);
+  strAppendUnsigned(strAppend(strAppendUnsigned(str, getMixesCount()), "/"), MAX_MIXERS, 2);
   lcdDrawText(MENU_TITLE_NEXT_POS, MENU_TITLE_TOP+1, str, HEADER_COLOR);
 
   sub = menuVerticalPosition;