diff --git a/bazel_common/score_modules_target_sw.MODULE.bazel b/bazel_common/score_modules_target_sw.MODULE.bazel
index ddcc0d48a1a..12176080861 100644
--- a/bazel_common/score_modules_target_sw.MODULE.bazel
+++ b/bazel_common/score_modules_target_sw.MODULE.bazel
@@ -57,7 +57,7 @@ git_override(
 bazel_dep(name = "score_kyron")
 git_override(
     module_name = "score_kyron",
-    commit = "fc9218cc23d5fc62dd45b2e9dfcc9403e71ab27a",
+    commit = "cc72f599cc0c04a4e80c12a204f57e59a48d284a",
     remote = "https://github.com/eclipse-score/kyron.git",
 )
 
diff --git a/bazel_common/score_rust_toolchains.MODULE.bazel b/bazel_common/score_rust_toolchains.MODULE.bazel
index 6c0e82edd7f..44e64b55712 100644
--- a/bazel_common/score_rust_toolchains.MODULE.bazel
+++ b/bazel_common/score_rust_toolchains.MODULE.bazel
@@ -31,11 +31,7 @@ ferrocene.toolchain(
         "-Clink-arg=-static",
         "-Clink-arg=-lm",
         "-Clink-arg=-lc",
-        # Provide the aarch64 GCC outline-atomics helpers (__aarch64_*_acq_rel)
-        # referenced by the C++ (communication/baselibs) objects that are now
-        # statically linked into this Rust binary via the new mw/com Rust
-        # com-api FFI layer. Without libgcc these resolve to undefined symbols.
-        "-Clink-arg=-lgcc",
+        "-Clink-arg=-lgcc",  # needed for gcc atomic helpers & rust
     ],
     sha256 = "b1f1eb1146bf595fe1f4a65d5793b7039b37d2cb6d395d1c3100fa7d0377b6c9",
     target_compatible_with = [
diff --git a/known_good.json b/known_good.json
index 3db1fe354e8..e7279ab5806 100644
--- a/known_good.json
+++ b/known_good.json
@@ -75,7 +75,7 @@
             },
             "score_kyron": {
                 "repo": "https://github.com/eclipse-score/kyron.git",
-                "hash": "fc9218cc23d5fc62dd45b2e9dfcc9403e71ab27a",
+                "hash": "cc72f599cc0c04a4e80c12a204f57e59a48d284a",
                 "metadata": {
                     "code_root_path": "//src/...",
                     "langs": [