diff --git a/src/cambridge/cambridge.make b/src/cambridge/cambridge.make
index 6f468beb7c1a050fc82c0dcbc764220f5c5573df..5a8a04eb32d4b5857e4955b5dbb420a5b6c08052 100644
--- a/src/cambridge/cambridge.make
+++ b/src/cambridge/cambridge.make
@@ -75,6 +75,7 @@ projects[synonyms] = "1.2"
 projects[tac_lite] = "1.2"
 projects[term_merge] = "1.1"
 projects[transliteration] = "3.2"
+projects[twitter_block] = "2.2"
 projects[varnish][version] = "1.0-beta2"
 projects[varnish][patch][] = "https://gist.github.com/thewilkybarkid/6595645/raw/e53554206350c1b00316fcf02f2ff61c0bdfee36/varnish_watchdog_success.patch"
 projects[varnish][patch][] = "https://gist.github.com/thewilkybarkid/6595676/raw/4ddb6a03ce521ab5520e27099997650a2e390679/varnish_authentication_fix.patch"