diff --git a/scripts/multicloud-ocata/generic_sim/Dockerfile b/scripts/multicloud-ocata/generic_sim/Dockerfile
index 688b58a..724b9d7 100644
--- a/scripts/multicloud-ocata/generic_sim/Dockerfile
+++ b/scripts/multicloud-ocata/generic_sim/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:2.7
+FROM python:2.7-alpine
 
 EXPOSE 8080
 
diff --git a/scripts/multicloud-pike/generic_sim/Dockerfile b/scripts/multicloud-pike/generic_sim/Dockerfile
index 688b58a..724b9d7 100644
--- a/scripts/multicloud-pike/generic_sim/Dockerfile
+++ b/scripts/multicloud-pike/generic_sim/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:2.7
+FROM python:2.7-alpine
 
 EXPOSE 8080