diff --git a/src/basic/cgroup-util.h b/src/basic/cgroup-util.h
index c5917296dd..2dea0ebdc4 100644
--- a/src/basic/cgroup-util.h
+++ b/src/basic/cgroup-util.h
@@ -135,7 +135,7 @@ typedef enum CGroupUnified {
  */
 
 int cg_path_open(const char *controller, const char *path);
-int cg_cgroupid_open(int fsfd, uint64_t id);
+int cg_cgroupid_open(int cgroupfs_fd, uint64_t id);
 
 int cg_path_from_cgroupid(int cgroupfs_fd, uint64_t id, char **ret);
 int cg_get_cgroupid_at(int dfd, const char *path, uint64_t *ret);
diff --git a/src/nsresourced/userns-registry.c b/src/nsresourced/userns-registry.c
index 464bbee55a..8d31d16359 100644
--- a/src/nsresourced/userns-registry.c
+++ b/src/nsresourced/userns-registry.c
@@ -639,7 +639,7 @@ static int userns_destroy_cgroup(uint64_t cgroup_id) {
         _cleanup_close_ int cgroup_fd = -EBADF, parent_fd = -EBADF;
         int r;
 
-        cgroup_fd = cg_cgroupid_open(/* cgroupfsfd= */ -EBADF, cgroup_id);
+        cgroup_fd = cg_cgroupid_open(/* cgroupfs_fd= */ -EBADF, cgroup_id);
         if (cgroup_fd == -ESTALE) {
                 log_debug_errno(cgroup_fd, "Control group %" PRIu64 " already gone, ignoring.", cgroup_id);
                 return 0;