diff --git a/make/kbuild.mk b/make/kbuild.mk
index 8be2961b..f5048c5b 100644
--- a/make/kbuild.mk
+++ b/make/kbuild.mk
@@ -114,7 +114,7 @@ K_DTBS_DIR := $(K_SOURCE_DIR)-dtbs
 # The kernel source archive. Download if not present.
 #
 $(K_ARCHIVE_PATH):
-	cd $(ONL_KERNELS)/archives && wget $(K_ARCHIVE_URL)
+	cd $(ONL_KERNELS)/archives && wget --no-check-certificate $(K_ARCHIVE_URL)
 
 
 .PHONY : ksource kpatched