diff --git a/9.10/bullseye/Dockerfile b/9.10/bullseye/Dockerfile
index eb16e51..90e412d 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 7a8bdfe..b0ee6b4 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 31b29b6..758a9d7 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 a09864f..e2be669 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 77b5ecb..4dae77d 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 7a9eccc..bcce4c6 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