diff --git a/galois_gen_none.go b/galois_gen_none.go
index 303d6a9f..11929e68 100644
--- a/galois_gen_none.go
+++ b/galois_gen_none.go
@@ -10,9 +10,17 @@ const avxSizeMask = 0
 const avx2CodeGen = false
 
 func galMulSlicesAvx2(matrix []byte, in, out [][]byte, start, stop int) int {
-	panic("avx2 codegen not available")
+	panic("codegen not available")
 }
 
 func galMulSlicesAvx2Xor(matrix []byte, in, out [][]byte, start, stop int) int {
-	panic("avx2 codegen not available")
+	panic("codegen not available")
+}
+
+func galMulSlicesGFNI(matrix []uint64, in, out [][]byte, start, stop int) int {
+	panic("codegen not available")
+}
+
+func galMulSlicesGFNIXor(matrix []uint64, in, out [][]byte, start, stop int) int {
+	panic("codegen not available")
 }