diff --git a/Modules/FindDoxygen.cmake b/Modules/FindDoxygen.cmake
index 7ea9d89458..9903e3725f 100644
--- a/Modules/FindDoxygen.cmake
+++ b/Modules/FindDoxygen.cmake
@@ -463,10 +463,6 @@ function(_Doxygen_version_validator version_match doxy_path)
     else()
         _Doxygen_get_version(candidate_version version_result "${doxy_path}")
 
-        if(version_result)
-            message(DEBUG "Unable to determine candidate doxygen version at ${doxy_path}: ${version_result}")
-        endif()
-
         find_package_check_version("${candidate_version}" valid_doxy_version
             HANDLE_VERSION_RANGE
         )