diff --git a/mathEditor/editor/MTEditableMathLabel.m b/mathEditor/editor/MTEditableMathLabel.m
index 05f528f..093f157 100644
--- a/mathEditor/editor/MTEditableMathLabel.m
+++ b/mathEditor/editor/MTEditableMathLabel.m
@@ -362,6 +362,7 @@ - (void) insertionPointChanged
 
 - (void) setKeyboardMode
 {
+    self.keyboard.equalsAllowed = YES;
     self.keyboard.exponentHighlighted = NO;
     self.keyboard.radicalHighlighted = NO;
     self.keyboard.squareRootHighlighted = NO;