diff --git a/pkg/scheduler/framework/plugins/dynamicresources/dynamicresources_test.go b/pkg/scheduler/framework/plugins/dynamicresources/dynamicresources_test.go
index 42dfe066a27..fbbc136c893 100644
--- a/pkg/scheduler/framework/plugins/dynamicresources/dynamicresources_test.go
+++ b/pkg/scheduler/framework/plugins/dynamicresources/dynamicresources_test.go
@@ -640,9 +640,7 @@ func (tc *testContext) verify(t *testing.T, expected result, initialObjects []me
 	assert.Equal(t, expected.status, status)
 	objects := tc.listAll(t)
 	wantObjects := update(t, initialObjects, expected.changes)
-	for _, add := range expected.added {
-		wantObjects = append(wantObjects, add)
-	}
+	wantObjects = append(wantObjects, expected.added...)
 	for _, remove := range expected.removed {
 		for i, obj := range wantObjects {
 			// This is a bit relaxed (no GVR comparison, no UID
diff --git a/plugin/pkg/admission/limitranger/admission.go b/plugin/pkg/admission/limitranger/admission.go
index 14f2fceb256..dff3c889147 100644
--- a/plugin/pkg/admission/limitranger/admission.go
+++ b/plugin/pkg/admission/limitranger/admission.go
@@ -186,9 +186,7 @@ func (l *LimitRanger) GetLimitRanges(a admission.Attributes) ([]*corev1.LimitRan
 		}
 		lruEntry := lruItemObj.(liveLookupEntry)
 
-		for i := range lruEntry.items {
-			items = append(items, lruEntry.items[i])
-		}
+		items = append(items, lruEntry.items...)
 
 	}
 
diff --git a/test/e2e/network/netpol/policies.go b/test/e2e/network/netpol/policies.go
index 9d69dd0dde5..9ea8ff3d106 100644
--- a/test/e2e/network/netpol/policies.go
+++ b/test/e2e/network/netpol/policies.go
@@ -79,9 +79,7 @@ func SetSpecIngressRules(rules ...networkingv1.NetworkPolicyIngressRule) SetFunc
 			policy.Spec.Ingress = []networkingv1.NetworkPolicyIngressRule{}
 			policy.Spec.PolicyTypes = append(policy.Spec.PolicyTypes, networkingv1.PolicyTypeIngress)
 		}
-		for _, rule := range rules {
-			policy.Spec.Ingress = append(policy.Spec.Ingress, rule)
-		}
+		policy.Spec.Ingress = append(policy.Spec.Ingress, rules...)
 	}
 }
 
@@ -91,8 +89,6 @@ func SetSpecEgressRules(rules ...networkingv1.NetworkPolicyEgressRule) SetFunc {
 			policy.Spec.Egress = []networkingv1.NetworkPolicyEgressRule{}
 			policy.Spec.PolicyTypes = append(policy.Spec.PolicyTypes, networkingv1.PolicyTypeEgress)
 		}
-		for _, rule := range rules {
-			policy.Spec.Egress = append(policy.Spec.Egress, rule)
-		}
+		policy.Spec.Egress = append(policy.Spec.Egress, rules...)
 	}
 }
diff --git a/test/e2e_node/memory_manager_test.go b/test/e2e_node/memory_manager_test.go
index eac22fc62a8..ac91ca0a2f9 100644
--- a/test/e2e_node/memory_manager_test.go
+++ b/test/e2e_node/memory_manager_test.go
@@ -216,9 +216,7 @@ func updateKubeletConfigWithMemoryManagerParams(initialCfg *kubeletconfig.Kubele
 	if initialCfg.ReservedMemory == nil {
 		initialCfg.ReservedMemory = []kubeletconfig.MemoryReservation{}
 	}
-	for _, memoryReservation := range params.systemReservedMemory {
-		initialCfg.ReservedMemory = append(initialCfg.ReservedMemory, memoryReservation)
-	}
+	initialCfg.ReservedMemory = append(initialCfg.ReservedMemory, params.systemReservedMemory...)
 }
 
 func getAllNUMANodes() []int {