kc3-lang/ftgl

diff --git a/docs/ftgl_dox b/docs/ftgl_dox
index 8a82338..b99db27 100644
--- a/docs/ftgl_dox
+++ b/docs/ftgl_dox
@@ -4,7 +4,7 @@
 # Project related configuration options
 #---------------------------------------------------------------------------
 PROJECT_NAME           = FTGL
-PROJECT_NUMBER         = 2.0
+PROJECT_NUMBER         = 2.1
 OUTPUT_DIRECTORY       = .
 OUTPUT_LANGUAGE        = English
 USE_WINDOWS_ENCODING   = NO
@@ -23,7 +23,7 @@ INHERIT_DOCS           = YES
 DISTRIBUTE_GROUP_DOC   = NO
 TAB_SIZE               = 4
 ALIASES                = 
-OPTIMIZE_OUTPUT_FOR_C  = NO
+OPTIMIZE_OUTPUT_FOR_C  = YES
 OPTIMIZE_OUTPUT_JAVA   = NO
 SUBGROUPING            = YES
 #---------------------------------------------------------------------------