diff --git a/composer.json b/composer.json
index 302d2315f..355d911bd 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,7 @@
         "ext-zlib": "*",
 
         "psr/log": "~1.1",
-        "robrichards/xmlseclibs": "^3.0",
+        "robrichards/xmlseclibs": "^3.0.4",
         "webmozart/assert": "^1.5"
     },
     "require-dev": {