diff --git a/Doxyfile b/Doxyfile
index 6ab581011..7ac8e5f8c 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -319,7 +319,7 @@ AUTOLINK_SUPPORT       = YES
 # diagrams that involve STL classes more complete and accurate.
 # The default value is: NO.
 
-BUILTIN_STL_SUPPORT    = NO
+BUILTIN_STL_SUPPORT    = YES
 
 # If you use Microsoft's C++/CLI language, you should set this option to YES to
 # enable parsing support.
@@ -412,7 +412,7 @@ TYPEDEF_HIDES_STRUCT   = NO
 # the optimal cache size from a speed point of view.
 # Minimum value: 0, maximum value: 9, default value: 0.
 
-LOOKUP_CACHE_SIZE      = 0
+LOOKUP_CACHE_SIZE      = 5
 
 #---------------------------------------------------------------------------
 # Build related configuration options