diff --git a/projects/clr/CHANGELOG.md b/projects/clr/CHANGELOG.md
index 4b0df4d9ef..f5929572e8 100644
--- a/projects/clr/CHANGELOG.md
+++ b/projects/clr/CHANGELOG.md
@@ -28,6 +28,11 @@ Full documentation for HIP is available at [rocm.docs.amd.com](https://rocm.docs
 ### Resolved issues
 
 
+- The `_sync()` version of crosslane builtins such as `shfl_sync()`,
+  `__all_sync()` and `__any_sync()`, continue to be hidden behind the
+  preprocessor macro `HIP_ENABLE_WARP_SYNC_BUILTINS`, and will be enabled
+  unconditionally in the next ROCm release.
+
 ## HIP 6.2.41134 for ROCm 6.2.1
 
 ### Resolved issues
diff --git a/projects/clr/hipamd/include/hip/amd_detail/amd_warp_sync_functions.h b/projects/clr/hipamd/include/hip/amd_detail/amd_warp_sync_functions.h
index 8ef0b2e1d7..a84dada0ad 100644
--- a/projects/clr/hipamd/include/hip/amd_detail/amd_warp_sync_functions.h
+++ b/projects/clr/hipamd/include/hip/amd_detail/amd_warp_sync_functions.h
@@ -25,10 +25,8 @@ THE SOFTWARE.
 // Warp sync builtins (with explicit mask argument) introduced in ROCm 6.2 as a
 // preview to allow end-users to adapt to the new interface involving 64-bit
 // masks. These are disabled by default, and can be enabled by setting the macro
-// below. The builtins will be enabled unconditionally in ROCm 6.3.
-//
-// This arrangement also applies to the __activemask() builtin defined in
-// amd_warp_functions.h.
+// "HIP_ENABLE_WARP_SYNC_BUILTINS". This arrangement also applies to the
+// __activemask() builtin defined in amd_warp_functions.h.
 #ifdef HIP_ENABLE_WARP_SYNC_BUILTINS
 
 #if !defined(__HIPCC_RTC__)