diff --git a/hgext/pager.py b/hgext/pager.py
--- a/hgext/pager.py
+++ b/hgext/pager.py
@@ -117,6 +117,11 @@ def uisetup(ui):
     if '--debugger' in sys.argv or not ui.formatted():
         return
 
+    # chg has its own pager implementation
+    argv = sys.argv[:]
+    if 'chgunix' in dispatch._earlygetopt(['--cmdserver'], argv):
+        return
+
     def pagecmd(orig, ui, options, cmd, cmdfunc):
         p = ui.config("pager", "pager", os.environ.get("PAGER"))
         usepager = False