diff --git a/doc/formats/html/Doxyfile b/doc/formats/html/Doxyfile
index 66ad911eb..f9a62f4e0 100644
--- a/doc/formats/html/Doxyfile
+++ b/doc/formats/html/Doxyfile
@@ -435,7 +435,7 @@ LOOKUP_CACHE_SIZE      = 0
 # normally produced when WARNINGS is set to YES.
 # The default value is: NO.
 
-EXTRACT_ALL            = NO
+EXTRACT_ALL            = YES
 
 # If the EXTRACT_PRIVATE tag is set to YES, all private members of a class will
 # be included in the documentation.