diff --git a/OpenCL/inc_types.cl b/OpenCL/inc_types.cl
index 75a8bd618..01b5257ac 100644
--- a/OpenCL/inc_types.cl
+++ b/OpenCL/inc_types.cl
@@ -361,7 +361,7 @@ DECLSPEC u32 hc_bfe_S (const u32 a, const u32 b, const u32 c)
   return amd_bfe (a, b, c);
 }
 
-DECLSPEC u32 hc_bytealign (const u32x a, const u32x b, const u32x c)
+DECLSPEC u32x hc_bytealign (const u32x a, const u32x b, const u32x c)
 {
   return amd_bytealign (a, b, c);
 }
diff --git a/docs/changes.txt b/docs/changes.txt
index 4a5700e20..01e58ea97 100644
--- a/docs/changes.txt
+++ b/docs/changes.txt
@@ -1,5 +1,11 @@
 * changes v4.2.1 -> xxx
 
+##
+## Bugs
+##
+
+- Fixed a invalid scalar datatype return value in hc_bytealign() where it should be a vector datatype return value
+
 * changes v4.2.0 -> v4.2.1
 
 ##