diff --git a/autoload/blamer.vim b/autoload/blamer.vim
index 282eba0..fa0ef09 100644
--- a/autoload/blamer.vim
+++ b/autoload/blamer.vim
@@ -148,7 +148,7 @@ function! blamer#GetMessages(file, line_number, line_count) abort
       return ''
     elseif l:result =~? 'is outside repository'
       return ''
-    elseif l:result =~? 'has only' && l:result =~? 'lines'
+    elseif l:result =~? 'has only' && l:result =~? 'lines\?'
       return ''
     elseif l:result =~? 'no such ref'
       return ''