diff --git a/.github/workflows/test-sql.yml b/.github/workflows/test-sql.yml
index 371d8408..384abe90 100644
--- a/.github/workflows/test-sql.yml
+++ b/.github/workflows/test-sql.yml
@@ -8,7 +8,7 @@ jobs:
 
     services:
       postgres:
-        image: postgres:15
+        image: postgres:17
         env:
           POSTGRES_PASSWORD: password
           POSTGRES_USER: openslides
diff --git a/dev/Dockerfile-postgres b/dev/Dockerfile-postgres
index 15a54805..8a43b001 100644
--- a/dev/Dockerfile-postgres
+++ b/dev/Dockerfile-postgres
@@ -1,8 +1,8 @@
-FROM postgres:15
+FROM postgres:17
 
 # Install the postgresql debugger
 RUN apt-get update
 RUN apt-get install -y --no-install-recommends apt-utils
-RUN apt-get install -y --no-install-recommends postgresql-15-pldebugger
+RUN apt-get install -y --no-install-recommends postgresql-17-pldebugger
 
 EXPOSE 5432