diff --git a/.github/workflows/build-test-prValidation.yml b/.github/workflows/build-test-prValidation.yml
index 718c6cf2d0..757918207a 100644
--- a/.github/workflows/build-test-prValidation.yml
+++ b/.github/workflows/build-test-prValidation.yml
@@ -126,6 +126,7 @@ jobs:
       matrix:
         command:
           - cluster/test distributed-data/test cluster-tools/test cluster-metrics/test
+          - cluster-typed/test cluster-sharding-typed/test
     steps:
       - name: Checkout
         uses: actions/checkout@v7.0.1
diff --git a/cluster-typed/src/test/scala/docs/org/apache/pekko/cluster/typed/BasicClusterExampleSpec.scala b/cluster-typed/src/test/scala/docs/org/apache/pekko/cluster/typed/BasicClusterExampleSpec.scala
index 1fa1c00338..6442cad68c 100644
--- a/cluster-typed/src/test/scala/docs/org/apache/pekko/cluster/typed/BasicClusterExampleSpec.scala
+++ b/cluster-typed/src/test/scala/docs/org/apache/pekko/cluster/typed/BasicClusterExampleSpec.scala
@@ -140,6 +140,9 @@ class BasicClusterConfigSpec extends AnyWordSpec with ScalaFutures with Eventual
           pekko.remote.classic.netty.tcp.port = $port
           pekko.remote.artery.canonical.port = $port
           pekko.cluster.jmx.multi-mbeans-in-same-jvm = on
+          # the default 5s lets the first seed form the cluster just after the other node's
+          # second InitJoin, so the join can take ~10s and race the eventually timeout
+          pekko.cluster.seed-node-timeout = 1s
           pekko.cluster.seed-nodes = [ "$protocol://ClusterSystem@127.0.0.1:$sys1Port", "$protocol://ClusterSystem@127.0.0.1:$sys2Port" ]
         """)