diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 03546e4..a9e37cf 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -198,7 +198,7 @@ jobs:
     runs-on: ubuntu-latest
     services:
       postgres:
-        image: pgvector/pgvector:pg16@sha256:ccc6e83d6e35e931dc7c5def2022729d5a6c370318d099181995567ff1fb4d6b
+        image: pgvector/pgvector:pg16@sha256:7b822b0aac60967beb1ea5e576b8602c94c300a157d187f385ae3e0da199b90a
         env:
           POSTGRES_PASSWORD: postgres  # NOSONAR:S2068 (local test container only; Sonar flags the dummy dev password)
           POSTGRES_DB: lexisharp
@@ -263,7 +263,7 @@ jobs:
     runs-on: ubuntu-latest
     services:
       postgres:
-        image: pgvector/pgvector:pg16@sha256:ccc6e83d6e35e931dc7c5def2022729d5a6c370318d099181995567ff1fb4d6b
+        image: pgvector/pgvector:pg16@sha256:7b822b0aac60967beb1ea5e576b8602c94c300a157d187f385ae3e0da199b90a
         env:
           POSTGRES_PASSWORD: postgres  # NOSONAR:S2068 (local test container only; Sonar flags the dummy dev password)
           POSTGRES_DB: lexisharp