diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b9a1e53a..282af630 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -116,7 +116,7 @@ jobs:
 
     services:
       postgres:
-        image: postgres:16.6
+        image: postgres:17.2@sha256:fe4efc6901dda0d952306fd962643d8022d7bb773ffe13fe8a21551b9276e50c
         env:
           POSTGRES_PASSWORD: postgres
         options: >-
diff --git a/compose.yml b/compose.yml
index 78036adf..c54546b6 100644
--- a/compose.yml
+++ b/compose.yml
@@ -18,7 +18,7 @@ services:
       postgres:
         condition: service_healthy
   postgres:
-    image: postgres:16.6
+    image: postgres:17.2@sha256:fe4efc6901dda0d952306fd962643d8022d7bb773ffe13fe8a21551b9276e50c
     environment:
       - POSTGRES_PASSWORD=postgres
     ports: