diff --git a/src/mathed/math_cursor.C b/src/mathed/math_cursor.C
index 72b978816b..f7bfc0e1b8 100644
--- a/src/mathed/math_cursor.C
+++ b/src/mathed/math_cursor.C
@@ -637,6 +637,7 @@ void MathCursor::erase()
 	if (n->hasInner()) {
 		n->removeNucleus();
 		inner() = true;
+		glueAdjacentAtoms();
 		return;
 	}