diff --git a/patches/coreboot-4.6.patch b/patches/coreboot-4.6.patch
index 5e2824ca..ae6968c8 100644
--- a/patches/coreboot-4.6.patch
+++ b/patches/coreboot-4.6.patch
@@ -475,3 +475,16 @@ index 738e285..c7c0c62 100644
 +	}
 +}
 +
+diff --git ./util/cbfstool/lz4/lib/lz4frame.c ./util/cbfstool/lz4/lib/lz4frame.c
+index e5458bb..58fb68f 100644
+--- ./util/cbfstool/lz4/lib/lz4frame.c
++++ ./util/cbfstool/lz4/lib/lz4frame.c
+@@ -1091,7 +1091,7 @@ size_t LZ4F_decompress(LZ4F_decompressionContext_t decompressionContext,
+                 dctxPtr->tmpInTarget = minFHSize;   /* minimum to attempt decode */
+                 dctxPtr->dStage = dstage_storeHeader;
+             }
+-
++            /* Falls through. */
+         case dstage_storeHeader:
+             {
+                 size_t sizeToCopy = dctxPtr->tmpInTarget - dctxPtr->tmpInSize;