diff --git a/9.10/bullseye/Dockerfile b/9.10/bullseye/Dockerfile
index eb16e517..90e412d4 100644
--- a/9.10/bullseye/Dockerfile
+++ b/9.10/bullseye/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:bullseye
+FROM debian:bullseye-20260623
 
 ENV LANG=C.UTF-8
 
diff --git a/9.12/bullseye/Dockerfile b/9.12/bullseye/Dockerfile
index 7a8bdfeb..b0ee6b4f 100644
--- a/9.12/bullseye/Dockerfile
+++ b/9.12/bullseye/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:bullseye
+FROM debian:bullseye-20260623
 
 ENV LANG=C.UTF-8
 
diff --git a/9.14/bullseye/Dockerfile b/9.14/bullseye/Dockerfile
index 31b29b68..758a9d7a 100644
--- a/9.14/bullseye/Dockerfile
+++ b/9.14/bullseye/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:bullseye
+FROM debian:bullseye-20260623
 
 ENV LANG=C.UTF-8
 
diff --git a/9.4/bullseye/Dockerfile b/9.4/bullseye/Dockerfile
index a09864f7..e2be6696 100644
--- a/9.4/bullseye/Dockerfile
+++ b/9.4/bullseye/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:bullseye
+FROM debian:bullseye-20260623
 
 ENV LANG=C.UTF-8
 
diff --git a/9.6/bullseye/Dockerfile b/9.6/bullseye/Dockerfile
index 77b5ecbe..4dae77da 100644
--- a/9.6/bullseye/Dockerfile
+++ b/9.6/bullseye/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:bullseye
+FROM debian:bullseye-20260623
 
 ENV LANG=C.UTF-8
 
diff --git a/9.8/bullseye/Dockerfile b/9.8/bullseye/Dockerfile
index 7a9eccc0..bcce4c64 100644
--- a/9.8/bullseye/Dockerfile
+++ b/9.8/bullseye/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:bullseye
+FROM debian:bullseye-20260623
 
 ENV LANG=C.UTF-8