diff --git a/manifests/vizier/db/deployment.yaml b/manifests/vizier/db/deployment.yaml
index e751996d7ee..417764b2238 100644
--- a/manifests/vizier/db/deployment.yaml
+++ b/manifests/vizier/db/deployment.yaml
@@ -31,6 +31,15 @@ spec:
         ports:
         - name: dbapi
           containerPort: 3306
+        readinessProbe:
+          exec:
+            command:
+            - "/bin/bash"
+            - "-c"
+            - "mysql -D $$MYSQL_DATABASE -p$$MYSQL_ROOT_PASSWORD -e 'SELECT 1'"
+          initialDelaySeconds: 5
+          periodSeconds: 2
+          timeoutSeconds: 1
         volumeMounts:
         - name: katib-mysql
           mountPath: /var/lib/mysql