diff --git a/apps/math_toolbox.cpp b/apps/math_toolbox.cpp
index 3c6512eae..a87b8ef53 100644
--- a/apps/math_toolbox.cpp
+++ b/apps/math_toolbox.cpp
@@ -117,15 +117,14 @@ bool MathToolbox::selectLeaf(int selectedRow) {
 
   // Translate the message
   const char * text = I18n::translate(messageTree->insertedText());
+  char textToInsert[k_maxMessageSize]; // Has to be in the same scope as handleEventWithText
   if (messageTree->label() == messageTree->insertedText()) {
   //  Remove the arguments if we kept one message for both inserted and displayed message
     int maxTextToInsertLength = strlen(text) + 1;
     assert(maxTextToInsertLength <= k_maxMessageSize);
-    char textToInsert[k_maxMessageSize];
     Shared::ToolboxHelpers::TextToInsertForCommandText(text, textToInsert, maxTextToInsertLength, true);
     text = textToInsert;
   }
-
   sender()->handleEventWithText(text);
   app()->dismissModalViewController();
   return true;