diff --git a/schema/cryptography-defs.json b/schema/cryptography-defs.json
index b2435f1fc..ab047d66c 100644
--- a/schema/cryptography-defs.json
+++ b/schema/cryptography-defs.json
@@ -247,7 +247,7 @@
       ],
       "variant": [
         {
-          "pattern": "FFDH(E)[-{namedGroup}]",
+          "pattern": "FFDH[E][-{namedGroup}]",
           "primitive": "key-agree"
         }
       ]