diff --git a/job-images/cas/Dockerfile b/job-images/cas/Dockerfile
index 4fe330ff..cf6e073f 100644
--- a/job-images/cas/Dockerfile
+++ b/job-images/cas/Dockerfile
@@ -1,5 +1,5 @@
 FROM codenotary/cas:1.0.2 as cas
-FROM docker:20.10.16-dind
+FROM docker:20.10.17-dind
 
 COPY --from=cas /bin/cas /bin/cas
 COPY entrypoint.sh /
diff --git a/job-images/vcn/Dockerfile b/job-images/vcn/Dockerfile
index 4808b43d..65b86f23 100644
--- a/job-images/vcn/Dockerfile
+++ b/job-images/vcn/Dockerfile
@@ -1,5 +1,5 @@
 FROM codenotary/vcn:0.9.19 as vcn
-FROM docker:20.10.16-dind
+FROM docker:20.10.17-dind
 
 COPY --from=vcn /bin/vcn /bin/vcn
 COPY entrypoint.sh /