diff --git a/doxygen/Doxyfile.in b/doxygen/Doxyfile.in
index f35966d45a7..3d4a766987b 100644
--- a/doxygen/Doxyfile.in
+++ b/doxygen/Doxyfile.in
@@ -625,7 +625,7 @@ WARN_NO_PARAMDOC       = NO
 # a warning is encountered.
 # The default value is: NO.
 
-WARN_AS_ERROR          = FAIL_ON_WARNINGS
+WARN_AS_ERROR          = NO
 
 # The WARN_FORMAT tag determines the format of the warning messages that doxygen
 # can produce. The string should contain the $file, $line, and $text tags, which