diff --git a/apps/probability/calculation_controller.h b/apps/probability/calculation_controller.h
index bb599aecb..a038ff393 100644
--- a/apps/probability/calculation_controller.h
+++ b/apps/probability/calculation_controller.h
@@ -37,7 +37,7 @@ private:
     void willDisplayEditableCellAtIndex(int index);
     constexpr static int k_maxNumberOfEditableFields = 3;
   private:
-    constexpr static KDCoordinate k_textFieldWidth = 35;
+    constexpr static KDCoordinate k_textFieldWidth = 50;
     constexpr static KDCoordinate k_charWidth = 7;
     constexpr static KDCoordinate k_textMargin = 5;
     int numberOfSubviews() const override;