diff --git a/doc/Doxyfile.in b/doc/Doxyfile.in
index 4f8ac2246..c38684e85 100644
--- a/doc/Doxyfile.in
+++ b/doc/Doxyfile.in
@@ -42,6 +42,7 @@ ALWAYS_DETAILED_SEC    = YES
 
 WARN_IF_UNDOCUMENTED   = @DOXYGEN_WARN_UNDOCUMENTED@
 EXTRACT_ALL            = @DOXYGEN_EXTRACT_ALL@
+EXTRACT_STATIC         = YES
 
 # The STRIP_FROM_INC_PATH tag can be used to strip a user-defined part of the
 # path mentioned in the documentation of a class, which tells the reader which
@@ -486,7 +487,7 @@ LOOKUP_CACHE_SIZE      = 0
 # normally produced when WARNINGS is set to YES.
 # The default value is: NO.
 
-EXTRACT_ALL            = NO
+# EXTRACT_ALL            = NO
 
 # If the EXTRACT_PRIVATE tag is set to YES, all private members of a class will
 # be included in the documentation.
@@ -504,7 +505,7 @@ EXTRACT_PACKAGE        = NO
 # included in the documentation.
 # The default value is: NO.
 
-EXTRACT_STATIC         = NO
+# EXTRACT_STATIC         = NO
 
 # If the EXTRACT_LOCAL_CLASSES tag is set to YES, classes (and structs) defined
 # locally in source files will be included in the documentation. If set to NO,