diff --git a/steampunk_compendium.json b/steampunk_compendium.json
index 6c7dbf5..d2f7201 100644
--- a/steampunk_compendium.json
+++ b/steampunk_compendium.json
@@ -18,7 +18,7 @@
                 "url": "https://homebrewery.naturalcrit.com/share/r1mnLrkNrZ"
             }
         ],
-        "dateLastModified": 1690651619
+        "dateLastModified": 1690651620
     },
     "optionalfeature": [
         {
@@ -369,7 +369,7 @@
             "source": "SC",
             "prerequisite": [
                 {
-                    "proficiency": [{"shield": true}]
+                    "proficiency": [{"armor": "shields"}]
                 }
             ],
             "entries": [