diff --git a/CHANGES.md b/CHANGES.md
index d9e9f9b..1533155 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,5 +1,10 @@
 # CHANGES
 
+## 3.0.3
+
+Bumps dockstore-cgpmap to include new version of dockstore-cgpbigwig for GRCh38
+support on generation of bigwig files.
+
 ## 3.0.2
 
 Bumps versions of dependencies to bring in
diff --git a/Dockerfile b/Dockerfile
index c4070e8..6522c6c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM  quay.io/wtsicgp/dockstore-cgpmap:3.0.3 as builder
+FROM  quay.io/wtsicgp/dockstore-cgpmap:3.0.4 as builder
 
 USER  root
 
@@ -33,7 +33,7 @@ MAINTAINER  cgphelp@sanger.ac.uk
 
 LABEL vendor="CASM/Cancer IT, Wellcome Sanger Institute"
 LABEL uk.ac.sanger.cgp.description="CGP WXS pipeline for dockstore.org"
-LABEL uk.ac.sanger.cgp.version="3.0.2"
+LABEL uk.ac.sanger.cgp.version="3.0.3"
 
 RUN apt-get -yq update
 RUN apt-get install -yq --no-install-recommends\
diff --git a/cwls/cgpwxs.cwl b/cwls/cgpwxs.cwl
index 1d6122c..d8763c5 100644
--- a/cwls/cgpwxs.cwl
+++ b/cwls/cgpwxs.cwl
@@ -24,7 +24,7 @@ doc: |
 
 requirements:
   - class: DockerRequirement
-    dockerPull: "quay.io/wtsicgp/dockstore-cgpwxs:3.0.2"
+    dockerPull: "quay.io/wtsicgp/dockstore-cgpwxs:3.0.3"
 
 hints:
   - class: ResourceRequirement