diff --git a/docker-compose/docker-compose.staging.yaml b/docker-compose/docker-compose.staging.yaml
index 711bcb3a..c81c1e0c 100644
--- a/docker-compose/docker-compose.staging.yaml
+++ b/docker-compose/docker-compose.staging.yaml
@@ -178,7 +178,7 @@ services:
       - "traefik.http.routers.maildev.entrypoints=web"
 
   keycloak:
-    image: quay.io/keycloak/keycloak:15.1.1@sha256:abade9a9cf985b454b30a9119183e62a0018ec546c8fc4fbd8572457afb4a666
+    image: quay.io/keycloak/keycloak:26.0.5@sha256:442858558c106184ebc40ac515571f85f7bfb586fd5256d7cffa5cd3573e7b68
     restart: unless-stopped
     cap_drop:
       - ALL
diff --git a/src/hack/docker-compose.yaml b/src/hack/docker-compose.yaml
index e89204f6..e6e017de 100644
--- a/src/hack/docker-compose.yaml
+++ b/src/hack/docker-compose.yaml
@@ -325,7 +325,7 @@ services:
       - "127.0.0.1:6432:5432"
 
   keycloak:
-    image: quay.io/keycloak/keycloak:21.1.2@sha256:3408c186dde4a95c2b99ef1290721bf1d253d64ba3a1de0a46c667b8288051f0
+    image: quay.io/keycloak/keycloak:26.0.5@sha256:089b5898cb0ba151224c83aef3806538582880029eb5ea71c2afd00b627d4907
     restart: unless-stopped
     ipc: none
     security_opt:
diff --git a/src/list/frontend/deploy/docker-compose.dev.yml b/src/list/frontend/deploy/docker-compose.dev.yml
index 27bead62..78020e0e 100644
--- a/src/list/frontend/deploy/docker-compose.dev.yml
+++ b/src/list/frontend/deploy/docker-compose.dev.yml
@@ -36,7 +36,7 @@ services:
       - 4317:4317
 
   keycloak:
-    image: quay.io/keycloak/keycloak:15.1.1@sha256:abade9a9cf985b454b30a9119183e62a0018ec546c8fc4fbd8572457afb4a666
+    image: quay.io/keycloak/keycloak:26.0.5@sha256:442858558c106184ebc40ac515571f85f7bfb586fd5256d7cffa5cd3573e7b68
     command:
       - -Dkeycloak.migration.action=import
       - -Dkeycloak.migration.provider=singleFile
diff --git a/src/list/frontend/tests/e2e/docker-compose.yaml b/src/list/frontend/tests/e2e/docker-compose.yaml
index 90f54106..5534f536 100644
--- a/src/list/frontend/tests/e2e/docker-compose.yaml
+++ b/src/list/frontend/tests/e2e/docker-compose.yaml
@@ -57,7 +57,7 @@ services:
       - keycloak
 
   keycloak:
-    image: quay.io/keycloak/keycloak:15.1.1@sha256:abade9a9cf985b454b30a9119183e62a0018ec546c8fc4fbd8572457afb4a666
+    image: quay.io/keycloak/keycloak:26.0.5@sha256:442858558c106184ebc40ac515571f85f7bfb586fd5256d7cffa5cd3573e7b68
     command:
       - -Dkeycloak.migration.action=import
       - -Dkeycloak.migration.provider=singleFile