diff --git a/sources b/sources
index d3b4939..bebba1e 100644
--- a/sources
+++ b/sources
@@ -1 +1,2 @@
+SHA512 (check_doxygen_errors.cmake) = 4764415b279cd7583f8ec2e0150ab2e87f12f7b9c6249ee03bf3a368c12f698c586a6b116ae892395b7d46d620f96d2a1ac6aa16ce4bbf4dc2cdedca9f12e07f
 SHA512 (geos-3.9.0.tar.bz2) = 518be112b2e05063d97c09d0e568b784e6c65b0a7be1368cefbd481b3f4ac2d8fc89611e6e205a95f4d1740ab4f47b3929fb4c801bcf9a9e9b6ae86a54e62933