diff --git a/lib/controllers/my-profile.js b/lib/controllers/my-profile.js
index d4bb79c..ade8ade 100644
--- a/lib/controllers/my-profile.js
+++ b/lib/controllers/my-profile.js
@@ -38,7 +38,11 @@ function postToCardItem(post, profile) {
       photo: profile?.icon || "",
     },
     photo,
-    category: props.category || [],
+    category: Array.isArray(props.category)
+      ? props.category
+      : props.category
+        ? [props.category]
+        : [],
   };
 }
 
diff --git a/package-lock.json b/package-lock.json
index 0ed614d..91815f4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@rmdes/indiekit-endpoint-activitypub",
-  "version": "2.1.1",
+  "version": "2.1.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@rmdes/indiekit-endpoint-activitypub",
-      "version": "2.1.1",
+      "version": "2.1.2",
       "license": "MIT",
       "dependencies": {
         "@fedify/debugger": "^2.0.0",
diff --git a/package.json b/package.json
index cdb81dd..e100a7f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@rmdes/indiekit-endpoint-activitypub",
-  "version": "2.1.1",
+  "version": "2.1.2",
   "description": "ActivityPub federation endpoint for Indiekit via Fedify. Adds full fediverse support: actor, inbox, outbox, followers, following, syndication, and Mastodon migration.",
   "keywords": [
     "indiekit",