--- a/Makefile.in
+++ b/Makefile.in
@@ -752,8 +752,7 @@ install-dvi: install-dvi-recursive
 install-dvi-am:
 
 install-exec-am:
-	@$(NORMAL_INSTALL)
-	$(MAKE) $(AM_MAKEFLAGS) install-exec-hook
+
 install-html: install-html-recursive
 
 install-html-am: