diff --git a/src/ejabberd_app.erl b/src/ejabberd_app.erl
index cd217ddde..2af78d1cd 100644
--- a/src/ejabberd_app.erl
+++ b/src/ejabberd_app.erl
@@ -240,6 +240,7 @@ set_loglevel_from_config() ->
 
 start_apps() ->
     ejabberd:start_app(sasl),
+    ejabberd:start_app(crypto),
     ejabberd:start_app(ssl),
     ejabberd:start_app(p1_yaml),
     ejabberd:start_app(p1_tls),