diff --git a/mock_http_fetcher.h b/mock_http_fetcher.h
index 31171f1..d3cc75a 100644
--- a/mock_http_fetcher.h
+++ b/mock_http_fetcher.h
@@ -11,6 +11,8 @@
 #include <glib.h>
 
 #include "update_engine/http_fetcher.h"
+#include "update_engine/mock_connection_manager.h"
+#include "update_engine/mock_system_state.h"
 
 // This is a mock implementation of HttpFetcher which is useful for testing.
 // All data must be passed into the ctor. When started, MockHttpFetcher will
@@ -31,13 +33,15 @@
   MockHttpFetcher(const char* data,
                   size_t size,
                   ProxyResolver* proxy_resolver)
-      : HttpFetcher(proxy_resolver),
+      : HttpFetcher(proxy_resolver, &mock_system_state_),
         sent_size_(0),
         timeout_source_(NULL),
         timout_tag_(0),
         paused_(false),
         fail_transfer_(false),
-        never_use_(false) {
+        never_use_(false),
+        mock_connection_manager_(&mock_system_state_) {
+    mock_system_state_.SetConnectionManager(&mock_connection_manager_);
     data_.insert(data_.end(), data, data + size);
   }
 
@@ -124,6 +128,9 @@
   // Set to true if BeginTransfer should EXPECT fail.
   bool never_use_;
 
+  MockSystemState mock_system_state_;
+  MockConnectionManager mock_connection_manager_;
+
   DISALLOW_COPY_AND_ASSIGN(MockHttpFetcher);
 };