diff --git a/Dockerfile b/Dockerfile
index 4426879..a95438c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -17,7 +17,7 @@ COPY src/FhirPseudonymizer/packages.lock.json .
 RUN dotnet restore --locked-mode
 COPY . .
 
-ARG VERSION=2.21.10
+ARG VERSION=2.21.11
 RUN dotnet publish \
     -c Release \
     -p:Version=${VERSION} \
diff --git a/README.md b/README.md
index 87778a4..2cf2fd4 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ Based on the brilliant [Tools for Health Data Anonymization](https://github.com/
 docker run --rm -i -p 8080:8080 \
   -e PseudonymizationService="None" \
   -e UseSystemTextJsonFhirSerializer="true" \
-  ghcr.io/miracum/fhir-pseudonymizer:v2.21.10
+  ghcr.io/miracum/fhir-pseudonymizer:v2.21.11
 
 curl -X POST -H "Content-Type:application/fhir+json" "http://localhost:8080/fhir/\$de-identify" -d @benchmark/observation.json
 ```
@@ -431,7 +431,7 @@ Prerequisites:
 All released container images are signed using [cosign](https://github.com/sigstore/cosign) and SLSA Level 3 provenance is available for verification.
 
 ```sh
-IMAGE=ghcr.io/miracum/fhir-pseudonymizer:v2.21.10
+IMAGE=ghcr.io/miracum/fhir-pseudonymizer:v2.21.11
 DIGEST=$(crane digest "${IMAGE}")
 IMAGE_DIGEST_PINNED="ghcr.io/miracum/fhir-pseudonymizer@${DIGEST}"
 IMAGE_TAG="${IMAGE#*:}"
diff --git a/compose/compose.yaml b/compose/compose.yaml
index bf47500..7a622af 100644
--- a/compose/compose.yaml
+++ b/compose/compose.yaml
@@ -1,6 +1,6 @@
 services:
   fhir-pseudonymizer:
-    image: ghcr.io/miracum/fhir-pseudonymizer:v2.21.10
+    image: ghcr.io/miracum/fhir-pseudonymizer:v2.21.11
     restart: unless-stopped
     cap_drop:
       - ALL
diff --git a/tests/chaos/fhir-pseudonymizer-values.yaml b/tests/chaos/fhir-pseudonymizer-values.yaml
index 4372df6..64f5d63 100644
--- a/tests/chaos/fhir-pseudonymizer-values.yaml
+++ b/tests/chaos/fhir-pseudonymizer-values.yaml
@@ -1,7 +1,7 @@
 replicaCount: 3
 
 image:
-  tag: v2.21.10
+  tag: v2.21.11
 
 anonymizationConfig: |
   ---