diff --git a/rebar.config b/rebar.config
index 5055e27..e1a3fb2 100644
--- a/rebar.config
+++ b/rebar.config
@@ -1,7 +1,9 @@
 %% -*- mode: Erlang; fill-column: 80; comment-column: 75; -*-
 
 %% Dependencies ================================================================
-{deps, [cf]}.
+{deps, [
+    {cf, "0.2.2"}
+]}.
 
 {erl_first_files, ["ec_dictionary", "ec_vsn"]}.
 
diff --git a/rebar.lock b/rebar.lock
index cee52da..966b21f 100644
--- a/rebar.lock
+++ b/rebar.lock
@@ -1 +1 @@
-[{<<"cf">>,{pkg,<<"cf">>,<<"0.2.1">>},0}].
+[{<<"cf">>,{pkg,<<"cf">>,<<"0.2.2">>},0}].