diff --git a/.gitattributes b/.gitattributes
index b074636..1492241 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -2,6 +2,5 @@
 Doxyfile export-ignore
 composer.json export-ignore
 phpunit.xml.dist export-ignore
-build/ export-ignore
 scripts/ export-ignore
 tests/ export-ignore
diff --git a/Doxyfile b/Doxyfile
index 4e961be..ea46c5c 100644
--- a/Doxyfile
+++ b/Doxyfile
@@ -13,7 +13,6 @@ INPUT                  = README.md src/
 FILE_PATTERNS          = *.php
 RECURSIVE              = YES
 USE_MDFILE_AS_MAINPAGE = README.md
-FILTER_PATTERNS        = *md=build/doxygen_escape.sh
 HTML_DYNAMIC_SECTIONS  = YES
 GENERATE_TREEVIEW      = YES
 TREEVIEW_WIDTH         = 250
diff --git a/build/doxygen_escape.sh b/build/doxygen_escape.sh
deleted file mode 100644
index 414d62c..0000000
--- a/build/doxygen_escape.sh
+++ /dev/null
@@ -1,5 +0,0 @@
-#!/bin/sh
-
-# Escape Doxygen commands, used for Markdown files (T185728)
-cat $1 | sed 's/\\/\\\\/g'
-