diff --git a/mercurial/statichttprepo.py b/mercurial/statichttprepo.py
--- a/mercurial/statichttprepo.py
+++ b/mercurial/statichttprepo.py
@@ -74,6 +74,9 @@ class statichttprepository(localrepo.loc
     def local(self):
         return False
 
+    def lock(self, wait=True):
+        raise util.Abort(_('cannot lock static-http repository'))
+
 def instance(ui, path, create):
     if create:
         raise util.Abort(_('cannot create new static-http repository'))
diff --git a/tests/test-static-http b/tests/test-static-http
--- a/tests/test-static-http
+++ b/tests/test-static-http
@@ -49,6 +49,12 @@ echo '[hooks]' >> .hg/hgrc
 echo 'changegroup = python ../printenv.py changegroup' >> .hg/hgrc
 http_proxy= hg pull | sed -e 's,:[0-9][0-9]*/,/,'
 
+echo '% trying to push'
+hg update
+echo more foo >> bar
+hg commit -m"test" -d "100000000 0"
+http_proxy= hg push | sed -e 's,:[0-9][0-9]*/,/,'
+
 echo '% test with "/" URI (issue 747)'
 cd ..
 hg init
diff --git a/tests/test-static-http.out b/tests/test-static-http.out
--- a/tests/test-static-http.out
+++ b/tests/test-static-http.out
@@ -29,6 +29,10 @@ adding manifests
 adding file changes
 added 1 changesets with 1 changes to 1 files
 (run 'hg update' to get a working copy)
+% trying to push
+1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+abort: cannot lock static-http repository
+pushing to static-http://localhost/remote
 % test with "/" URI (issue 747)
 requesting all changes
 adding changesets