diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index b6ae652a943f2e63c5782ae76f9112ff6e621fe2..3c1e20e4a4fc87271e6f6f18e0f4df7e26c561dd 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -377,9 +377,14 @@ $(subdir-modorder): $(obj)/%/modules.order: $(obj)/% ;
 #
 # Rule to compile a set of .o files into one .a file (without symbol table)
 #
+# To make this rule robust against "Argument list too long" error,
+# remove $(obj)/ prefix, and restore it by a shell command.
 
 quiet_cmd_ar_builtin = AR      $@
-      cmd_ar_builtin = rm -f $@; $(AR) cDPrST $@ $(real-prereqs)
+      cmd_ar_builtin = rm -f $@; \
+		echo $(patsubst $(obj)/%,%,$(real-prereqs)) | \
+		sed -E 's:([^ ]+):$(obj)/\1:g' | \
+		xargs $(AR) cDPrST $@
 
 $(obj)/built-in.a: $(real-obj-y) FORCE
 	$(call if_changed,ar_builtin)