1 files changed, 1 insertions, 1 deletions
diff --git a/src/buffer.cc b/src/buffer.cc
index d8b0dd03..1b95fe9c 100644
--- a/src/buffer.cc
+++ b/src/buffer.cc
@@ -201,7 +201,7 @@ class UndoGroupOptimizer
                 ++pos.column;
             ++count;
         }
-        kak_assert(pos == endpos);
+        kak_assert(pos == endpos or pos == BufferCoord(endpos.line+1, 0));
         return count;
     }