diff --git a/Makefile.in b/Makefile.in
index 65adb6bce..1f2265dad 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -799,7 +799,7 @@ $(PCRE2_LIB): $(PCRE2_H)
 	$(MAKE) -C $(PCRE2_DIR) libpcre2-$(PCRE2_WIDTH).la
 
 $(PCRE2_H):
-	(cd $(PCRE2_DIR) && ./config.status)
+	(cd $(PCRE2_DIR) && ./config.status --enable-maintainer-mode)
 
 
 #