diff --git a/pkg/scheduler/api/node_info.go b/pkg/scheduler/api/node_info.go
index 7737a66ae0..54c2600f6a 100644
--- a/pkg/scheduler/api/node_info.go
+++ b/pkg/scheduler/api/node_info.go
@@ -161,7 +161,7 @@ func (ni *NodeInfo) setNodeGPUInfo(node *v1.Node) {
 	}
 	gpuNumber := res.Value()
 	if gpuNumber == 0 {
-		klog.Warningf("invalid %s=%s", VolcanoGPUNumber, res)
+		klog.Warningf("invalid %s=%s", VolcanoGPUNumber, res.String())
 	}
 
 	memoryPerCard := uint(totalMemory / gpuNumber)
diff --git a/pkg/scheduler/api/pod_info.go b/pkg/scheduler/api/pod_info.go
index 56405ecc77..f6bf36d647 100644
--- a/pkg/scheduler/api/pod_info.go
+++ b/pkg/scheduler/api/pod_info.go
@@ -85,7 +85,7 @@ func GetGPUIndex(pod *v1.Pod) int {
 		if found {
 			id, err := strconv.Atoi(value)
 			if err != nil {
-				klog.Error("invalid %s=%s", GPUIndex, value)
+				klog.Errorf("invalid %s=%s", GPUIndex, value)
 				return -1
 			}
 			return id