diff --git a/changelogs/fragments/412_pass_creds.yml b/changelogs/fragments/412_pass_creds.yml
new file mode 100644
index 00000000..59b665c6
--- /dev/null
+++ b/changelogs/fragments/412_pass_creds.yml
@@ -0,0 +1,3 @@
+---
+minor_changes:
+- helm_repository - mark `pass_credentials` as no_log=True to silence false warning (https://github.com/ansible-collections/kubernetes.core/issues/412).
diff --git a/plugins/modules/helm_repository.py b/plugins/modules/helm_repository.py
index 22b532b5..1125e5e6 100644
--- a/plugins/modules/helm_repository.py
+++ b/plugins/modules/helm_repository.py
@@ -228,7 +228,7 @@ def main():
             repo_state=dict(
                 default="present", choices=["present", "absent"], aliases=["state"]
             ),
-            pass_credentials=dict(type="bool", default=False),
+            pass_credentials=dict(type="bool", default=False, no_log=True),
             # Generic auth key
             host=dict(type="str", fallback=(env_fallback, ["K8S_AUTH_HOST"])),
             ca_cert=dict(