diff --git a/rubygem-pdf-reader.yaml b/rubygem-pdf-reader.yaml
index ccf5446..008bbfd 100644
--- a/rubygem-pdf-reader.yaml
+++ b/rubygem-pdf-reader.yaml
@@ -1,4 +1,4 @@
-version-control: github
+version_control: github
 src_repo: yob/pdf-reader
 tag_prefix: "^v"
 seperator: "."