diff --git a/tests/test-hgweb-no-path-info.t b/tests/test-hgweb-no-path-info.t
--- a/tests/test-hgweb-no-path-info.t
+++ b/tests/test-hgweb-no-path-info.t
@@ -68,7 +68,7 @@
   > 
   > output = stringio()
   > env['QUERY_STRING'] = 'style=raw'
-  > process(hgwebdir({'repo': b'.'}))
+  > process(hgwebdir({b'repo': b'.'}))
   > EOF
   $ $PYTHON request.py
   ---- STATUS
diff --git a/tests/test-hgweb-no-request-uri.t b/tests/test-hgweb-no-request-uri.t
--- a/tests/test-hgweb-no-request-uri.t
+++ b/tests/test-hgweb-no-request-uri.t
@@ -74,12 +74,12 @@
   > output = stringio()
   > env['PATH_INFO'] = '/'
   > env['QUERY_STRING'] = 'style=raw'
-  > process(hgwebdir({'repo': b'.'}))
+  > process(hgwebdir({b'repo': b'.'}))
   > 
   > output = stringio()
   > env['PATH_INFO'] = '/repo/file/tip/'
   > env['QUERY_STRING'] = 'style=raw'
-  > process(hgwebdir({'repo': b'.'}))
+  > process(hgwebdir({b'repo': b'.'}))
   > EOF
   $ $PYTHON request.py
   ---- STATUS