diff --git a/debian/_base/applications/graphics/potracegui/debian/docs b/debian/_base/applications/graphics/potracegui/debian/docs
index ba8894c15..648393dc3 100644
--- a/debian/_base/applications/graphics/potracegui/debian/docs
+++ b/debian/_base/applications/graphics/potracegui/debian/docs
@@ -1,2 +1,2 @@
-README
+README.md
 
diff --git a/ubuntu/_base/applications/graphics/potracegui/debian/docs b/ubuntu/_base/applications/graphics/potracegui/debian/docs
index ba8894c15..648393dc3 100644
--- a/ubuntu/_base/applications/graphics/potracegui/debian/docs
+++ b/ubuntu/_base/applications/graphics/potracegui/debian/docs
@@ -1,2 +1,2 @@
-README
+README.md