diff --git a/stx-snmp-helm/docker/stx-fm-subagent/Dockerfile.debian b/stx-snmp-helm/docker/stx-fm-subagent/Dockerfile.debian
index c47a1bb..6201f95 100644
--- a/stx-snmp-helm/docker/stx-fm-subagent/Dockerfile.debian
+++ b/stx-snmp-helm/docker/stx-fm-subagent/Dockerfile.debian
@@ -7,7 +7,7 @@ RUN apt-get -y install\
            fm-common \
            fm-common-dev
 
-FROM debian AS base
+FROM debian:11 AS base
 RUN apt-get -y update
 RUN apt-get -y install\
            snmp snmpd snmptrapd \
diff --git a/stx-snmp-helm/docker/stx-fm-trap-subagent/Dockerfile.debian b/stx-snmp-helm/docker/stx-fm-trap-subagent/Dockerfile.debian
index f82661f..19a0581 100644
--- a/stx-snmp-helm/docker/stx-fm-trap-subagent/Dockerfile.debian
+++ b/stx-snmp-helm/docker/stx-fm-trap-subagent/Dockerfile.debian
@@ -1,4 +1,4 @@
-FROM debian AS base
+FROM debian:11 AS base
 ENV DEBIAN_FRONTEND=noninteractive
 RUN apt-get -y update
 RUN apt-get -y install\
diff --git a/stx-snmp-helm/docker/stx-snmp/Dockerfile.debian b/stx-snmp-helm/docker/stx-snmp/Dockerfile.debian
index f562af3..baff073 100755
--- a/stx-snmp-helm/docker/stx-snmp/Dockerfile.debian
+++ b/stx-snmp-helm/docker/stx-snmp/Dockerfile.debian
@@ -1,4 +1,4 @@
-FROM debian AS builder
+FROM debian:11 AS builder
 ENV DEBIAN_FRONTEND=noninteractive
 RUN apt-get -y update
 RUN apt-get -y install\