diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 965020925..7d4db3216 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
           - 8013:8013
       # flagd-testbed for flagd RPC provider reconnect e2e tests
       flagd-unstable:
-        image: ghcr.io/open-feature/flagd-testbed-unstable:v0.5.4
+        image: ghcr.io/open-feature/flagd-testbed-unstable:v0.5.5
         ports:
           - 8014:8013
       # sync-testbed for flagd in-process provider e2e tests
diff --git a/providers/flagd/docker-compose.yaml b/providers/flagd/docker-compose.yaml
index f18445390..26fdb196d 100644
--- a/providers/flagd/docker-compose.yaml
+++ b/providers/flagd/docker-compose.yaml
@@ -4,7 +4,7 @@ services:
     ports:
       - 8013:8013
   flagd-unstable:
-    image: ghcr.io/open-feature/flagd-testbed-unstable:v0.5.4
+    image: ghcr.io/open-feature/flagd-testbed-unstable:v0.5.5
     ports:
       - 8014:8013
   flagd-sync: