diff --git a/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c b/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c
index 83df4cd5e06c..80dbbef86b1d 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c
+++ b/drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c
@@ -580,7 +580,7 @@ static bool perf_limit_reasons_eval(void *data)
 }
 
 DEFINE_SIMPLE_ATTRIBUTE(perf_limit_reasons_fops, perf_limit_reasons_get,
-			perf_limit_reasons_clear, "%llu\n");
+			perf_limit_reasons_clear, "0x%llx\n");
 
 void intel_gt_pm_debugfs_register(struct intel_gt *gt, struct dentry *root)
 {