diff --git a/src/modules/services/kafka-connect.nix b/src/modules/services/kafka-connect.nix
index f18af9a10..04fe87539 100644
--- a/src/modules/services/kafka-connect.nix
+++ b/src/modules/services/kafka-connect.nix
@@ -185,7 +185,7 @@ in
             initial_delay_seconds = 2;
             http_get = {
               path = "/connectors";
-              port = "8083";
+              port = 8083;
             };
           };
 
diff --git a/tests/kafka-connect/.test.sh b/tests/kafka-connect/.test.sh
index e9690a205..0d947510a 100755
--- a/tests/kafka-connect/.test.sh
+++ b/tests/kafka-connect/.test.sh
@@ -1,3 +1,8 @@
 set -e
 
-curl http://localhost:8083/connectors -H "Content-Type: application/json"
+curl --connect-timeout 5 \
+    --max-time 5 \
+    --retry 9 \
+    --retry-delay 2 \
+    --retry-all-errors \
+    http://localhost:8083/connectors