diff --git a/install/package.json b/install/package.json
index 0fc29e5722..14e65fabd7 100644
--- a/install/package.json
+++ b/install/package.json
@@ -98,7 +98,7 @@
         "nconf": "0.13.0",
         "nodebb-plugin-2factor": "7.5.10",
         "nodebb-plugin-composer-default": "10.3.0",
-        "nodebb-plugin-dbsearch": "6.3.1",
+        "nodebb-plugin-dbsearch": "6.3.2",
         "nodebb-plugin-emoji": "6.0.3",
         "nodebb-plugin-emoji-android": "4.1.1",
         "nodebb-plugin-markdown": "13.2.1",
diff --git a/src/activitypub/index.js b/src/activitypub/index.js
index 4c1f3eee69..11f16322e2 100644
--- a/src/activitypub/index.js
+++ b/src/activitypub/index.js
@@ -585,6 +585,9 @@ ActivityPub.checkHeader = async (url, timeout) => {
 				.map(p => p.trim())
 				.reduce((memo, cur) => {
 					cur = cur.split('=');
+					if (cur.length < 2) {
+						cur.push('');
+					}
 					memo[cur[0]] = cur[1].slice(1, -1);
 					return memo;
 				}, {});