diff --git a/cppan.yml b/cppan.yml
index eb3e4b6c07..fd0d6b2807 100644
--- a/cppan.yml
+++ b/cppan.yml
@@ -134,4 +134,4 @@ dependencies:
   private:
     # tesseract uses leptonica only internally
     # and does not expose its interface to users
-    pvt.cppan.demo.leptonica: master
+    pvt.cppan.demo.leptonica: 1.73