diff -r e59960ea8dcc -r ab45421285d0 hgext/eol.py
--- a/hgext/eol.py	Wed Mar 08 16:51:25 2017 -0800
+++ b/hgext/eol.py	Wed Mar 08 16:51:36 2017 -0800
@@ -314,7 +314,7 @@
 
             oldeol = None
             try:
-                cachemtime = os.path.getmtime(self.join("eol.cache"))
+                cachemtime = os.path.getmtime(self.vfs.join("eol.cache"))
             except OSError:
                 cachemtime = 0
             else: