diff --git a/README.md b/README.md
index 57e12c5..523ab06 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,7 @@ Docker image the contains utils for YAML and JSON processing.
 
 - jq
 - spruce
+- gpg
 - curl
 - wget
 - bash