diff --git a/dockerfiles/3.7/cpu/Dockerfile b/dockerfiles/3.7/cpu/Dockerfile
index a8b5cd2..12d6d5f 100644
--- a/dockerfiles/3.7/cpu/Dockerfile
+++ b/dockerfiles/3.7/cpu/Dockerfile
@@ -1,6 +1,6 @@
 # DO NOT MODIFY MANUALLY
 # GENERATED FROM SCRIPTS
-FROM ubuntu:20.04@sha256:669e010b58baf5beb2836b253c1fd5768333f0d1dbcb834f7c07a4dc93f474be
+FROM ubuntu:26.04@sha256:53958ec7b67c2c9355df922dd08dbf0360611f8c3cdb656875e81873db9ffdba
 
 # Avoid tzdata interactive action
 ENV DEBIAN_FRONTEND noninteractive
diff --git a/dockerfiles/3.8/cpu/Dockerfile b/dockerfiles/3.8/cpu/Dockerfile
index 1943ecf..e78d2d4 100644
--- a/dockerfiles/3.8/cpu/Dockerfile
+++ b/dockerfiles/3.8/cpu/Dockerfile
@@ -1,6 +1,6 @@
 # DO NOT MODIFY MANUALLY
 # GENERATED FROM SCRIPTS
-FROM ubuntu:20.04@sha256:669e010b58baf5beb2836b253c1fd5768333f0d1dbcb834f7c07a4dc93f474be
+FROM ubuntu:26.04@sha256:53958ec7b67c2c9355df922dd08dbf0360611f8c3cdb656875e81873db9ffdba
 
 # Avoid tzdata interactive action
 ENV DEBIAN_FRONTEND noninteractive
diff --git a/dockerfiles/3.9-rc/cpu/Dockerfile b/dockerfiles/3.9-rc/cpu/Dockerfile
index cfdab06..7f2bfbb 100644
--- a/dockerfiles/3.9-rc/cpu/Dockerfile
+++ b/dockerfiles/3.9-rc/cpu/Dockerfile
@@ -1,6 +1,6 @@
 # DO NOT MODIFY MANUALLY
 # GENERATED FROM SCRIPTS
-FROM ubuntu:20.04@sha256:669e010b58baf5beb2836b253c1fd5768333f0d1dbcb834f7c07a4dc93f474be
+FROM ubuntu:26.04@sha256:53958ec7b67c2c9355df922dd08dbf0360611f8c3cdb656875e81873db9ffdba
 
 # Avoid tzdata interactive action
 ENV DEBIAN_FRONTEND noninteractive