diff --git a/doc/Makefile.am b/doc/Makefile.am
index da057a8efed6e60197e8dd4cb3df5fc284a7845c_ZG9jL01ha2VmaWxlLmFt..d681fd06517582e9387157728354ad26f8355f27_ZG9jL01ha2VmaWxlLmFt 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -49,5 +49,7 @@
 	  --nonet $(WIN32_DIR)/defgen.xsl libxslt-api.xml
 	cd $(srcdir) && $(XSLTPROC) -o $(WIN32_DIR)/libexslt.def.src \
 	  --nonet $(WIN32_DIR)/defgen.xsl EXSLT/libexslt-api.xml
+	cd devhelp && $(MAKE) rebuild
+	cd EXSLT/devhelp && $(MAKE) rebuild
 
 .PHONY: rebuild