diff --git a/src/Dockerfile b/src/Dockerfile
index e1ba3fa7..3dcd7c36 100644
--- a/src/Dockerfile
+++ b/src/Dockerfile
@@ -1,4 +1,4 @@
-FROM katalonstudio/ubuntu-20.04:27fd76f
+FROM katalonstudio/ubuntu-20.04:56d9185
 
 # common environment variables
 ARG KATALON_ROOT_DIR=/katalon
diff --git a/src/Dockerfile.slim b/src/Dockerfile.slim
index fd85efcf..3cb211a2 100644
--- a/src/Dockerfile.slim
+++ b/src/Dockerfile.slim
@@ -1,4 +1,4 @@
-FROM katalonstudio/ubuntu-20.04:harden-b5bc9d0
+FROM katalonstudio/ubuntu-20.04:harden-56d9185
 
 # common environment variables
 ARG KATALON_ROOT_DIR=/katalon