Don't doc private classes
diff --git a/docs/ftgl_dox b/docs/ftgl_dox
index bd887ea..7ad9c49 100644
--- a/docs/ftgl_dox
+++ b/docs/ftgl_dox
@@ -51,7 +51,7 @@ EXTRACT_ALL = YES
# If the EXTRACT_PRIVATE tag is set to YES all private members of a class
# will be included in the documentation.
-EXTRACT_PRIVATE = YES
+EXTRACT_PRIVATE = NO
# If the EXTRACT_STATIC tag is set to YES all static members of a file
# will be included in the documentation.