diff --git a/Dockerfile b/Dockerfile
index c999f0cb..32389885 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM quay.io/broadinstitute/viral-core:2.1.19
+FROM quay.io/broadinstitute/viral-core:2.1.20
 
 LABEL maintainer "viral-ngs@broadinstitute.org"