diff --git a/definitions/tools/pvacfuse.wdl b/definitions/tools/pvacfuse.wdl
index c198254..2320ab8 100644
--- a/definitions/tools/pvacfuse.wdl
+++ b/definitions/tools/pvacfuse.wdl
@@ -35,7 +35,7 @@ task pvacfuse {
   runtime {
     preemptible: 1
     maxRetries: 2
-    docker: "griffithlab/pvactools:4.4.0"
+    docker: "griffithlab/pvactools:4.4.1"
     memory: "32GB"
     cpu: n_threads
     disks: "local-disk ~{space_needed_gb} HDD"
diff --git a/definitions/tools/pvacseq.wdl b/definitions/tools/pvacseq.wdl
index af91c4b..aca1dfc 100644
--- a/definitions/tools/pvacseq.wdl
+++ b/definitions/tools/pvacseq.wdl
@@ -56,7 +56,7 @@ task pvacseq {
     maxRetries: 2
     memory: "32GB"
     cpu: n_threads
-    docker: "griffithlab/pvactools:4.4.0"
+    docker: "griffithlab/pvactools:4.4.1"
     disks: "local-disk ~{space_needed_gb} HDD"
   }
 
diff --git a/workflows.zip b/workflows.zip
index f7bf64d..4ebdcf1 100644
Binary files a/workflows.zip and b/workflows.zip differ