diff --git a/Doxyfile b/Doxyfile
index 81d4c0df4..88e01bc13 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -421,7 +421,7 @@ HIDE_UNDOC_CLASSES     = NO
 # If set to NO (the default) these declarations will be included in the
 # documentation.
 
-HIDE_FRIEND_COMPOUNDS  = NO
+HIDE_FRIEND_COMPOUNDS  = YES
 
 # If the HIDE_IN_BODY_DOCS tag is set to YES, Doxygen will hide any
 # documentation blocks found inside the body of a function.