diff --git a/include/prereq-build.mk b/include/prereq-build.mk
index 4a0509ac00..ed652ca9a7 100644
--- a/include/prereq-build.mk
+++ b/include/prereq-build.mk
@@ -109,8 +109,8 @@ $(eval $(call SetupHostCommand,diff,Please install diffutils, \
 	diff --version 2>&1 | grep diff))
 
 $(eval $(call SetupHostCommand,cp,Please install GNU fileutils, \
-	gcp --help, \
-	cp --help))
+	gcp --help 2>&1 | grep 'Copy SOURCE', \
+	cp --help 2>&1 | grep 'Copy SOURCE'))
 
 $(eval $(call SetupHostCommand,seq,, \
 	gseq --version, \