diff --git a/Doxyfile.in b/Doxyfile.in
index 82d11d7..0b03349 100644
--- a/Doxyfile.in
+++ b/Doxyfile.in
@@ -859,7 +859,7 @@ IMAGE_PATH             =
 # code is scanned, but not when the output code is generated. If lines are added
 # or removed, the anchors will not be placed correctly.
 
-INPUT_FILTER           =
+INPUT_FILTER           = "sed -e '/^\[!\[/d' -e '/^```/,/^```/ s|^|    &|' -e '/^    ```/ d'"
 
 # The FILTER_PATTERNS tag can be used to specify filters on a per file pattern
 # basis. Doxygen will compare the file name with each pattern and apply the
@@ -868,7 +868,7 @@ INPUT_FILTER           =
 # filters are used. If the FILTER_PATTERNS tag is empty or if none of the
 # patterns match the file name, INPUT_FILTER is applied.
 
-FILTER_PATTERNS        =
+FILTER_PATTERNS        = *.md
 
 # If the FILTER_SOURCE_FILES tag is set to YES, the input filter (if set using
 # INPUT_FILTER ) will also be used to filter the input files that are used for