diff --git a/mocks/amazon-vcp-resource-controller-k8s/pkg/aws/ec2/api/mock_ec2_wrapper.go b/mocks/amazon-vcp-resource-controller-k8s/pkg/aws/ec2/api/mock_ec2_wrapper.go
index 1bbb98d6..9b906857 100644
--- a/mocks/amazon-vcp-resource-controller-k8s/pkg/aws/ec2/api/mock_ec2_wrapper.go
+++ b/mocks/amazon-vcp-resource-controller-k8s/pkg/aws/ec2/api/mock_ec2_wrapper.go
@@ -244,10 +244,10 @@ func (mr *MockEC2WrapperMockRecorder) ModifyNetworkInterfaceAttribute(arg0 inter
 }
 
 // UnassignPrivateIPAddresses mocks base method.
-func (m *MockEC2Wrapper) UnassignPrivateIPAddresses(arg0 *ec20.UnassignPrivateIpAddressesInput) (*ec20.UnassignPrivateIpAddressesOutput, error) {
+func (m *MockEC2Wrapper) UnassignPrivateIPAddresses(arg0 *ec2.UnassignPrivateIpAddressesInput) (*ec2.UnassignPrivateIpAddressesOutput, error) {
 	m.ctrl.T.Helper()
 	ret := m.ctrl.Call(m, "UnassignPrivateIPAddresses", arg0)
-	ret0, _ := ret[0].(*ec20.UnassignPrivateIpAddressesOutput)
+	ret0, _ := ret[0].(*ec2.UnassignPrivateIpAddressesOutput)
 	ret1, _ := ret[1].(error)
 	return ret0, ret1
 }
diff --git a/pkg/aws/ec2/api/helper.go b/pkg/aws/ec2/api/helper.go
index 891de4c0..97f66890 100644
--- a/pkg/aws/ec2/api/helper.go
+++ b/pkg/aws/ec2/api/helper.go
@@ -547,19 +547,19 @@ func (h *ec2APIHelper) AssignIPv4ResourcesAndWaitTillReady(eniID string, resourc
 
 // UnassignIPv4Resources un-assigns IPv4 address or prefix from the interface and waits till it succeeds
 func (h *ec2APIHelper) UnassignIPv4Resources(eniID string, resourceType config.ResourceType, resources []string) error {
-	unassignPrivateIpAddressesInput := &ec2.UnassignPrivateIpAddressesInput{}
+	unassignPrivateIpAddressesInput := &ec2v2.UnassignPrivateIpAddressesInput{}
 
 	// Use respective input param depending on which resource type is being unassigned
 	switch resourceType {
 	case config.ResourceTypeIPv4Address:
-		unassignPrivateIpAddressesInput = &ec2.UnassignPrivateIpAddressesInput{
+		unassignPrivateIpAddressesInput = &ec2v2.UnassignPrivateIpAddressesInput{
 			NetworkInterfaceId: &eniID,
-			PrivateIpAddresses: aws.StringSlice(resources),
+			PrivateIpAddresses: resources,
 		}
 	case config.ResourceTypeIPv4Prefix:
-		unassignPrivateIpAddressesInput = &ec2.UnassignPrivateIpAddressesInput{
+		unassignPrivateIpAddressesInput = &ec2v2.UnassignPrivateIpAddressesInput{
 			NetworkInterfaceId: &eniID,
-			Ipv4Prefixes:       aws.StringSlice(resources),
+			Ipv4Prefixes:       resources,
 		}
 	}
 
diff --git a/pkg/aws/ec2/api/wrapper.go b/pkg/aws/ec2/api/wrapper.go
index 82704cf8..ca76a988 100644
--- a/pkg/aws/ec2/api/wrapper.go
+++ b/pkg/aws/ec2/api/wrapper.go
@@ -55,7 +55,7 @@ type EC2Wrapper interface {
 	DetachNetworkInterface(input *ec2v2.DetachNetworkInterfaceInput) (*ec2v2.DetachNetworkInterfaceOutput, error)
 	DeleteNetworkInterface(input *ec2v2.DeleteNetworkInterfaceInput) (*ec2v2.DeleteNetworkInterfaceOutput, error)
 	AssignPrivateIPAddresses(input *ec2v2.AssignPrivateIpAddressesInput) (*ec2v2.AssignPrivateIpAddressesOutput, error)
-	UnassignPrivateIPAddresses(input *ec2.UnassignPrivateIpAddressesInput) (*ec2.UnassignPrivateIpAddressesOutput, error)
+	UnassignPrivateIPAddresses(input *ec2v2.UnassignPrivateIpAddressesInput) (*ec2v2.UnassignPrivateIpAddressesOutput, error)
 	DescribeNetworkInterfaces(input *ec2v2.DescribeNetworkInterfacesInput) (*ec2v2.DescribeNetworkInterfacesOutput, error)
 	CreateTags(input *ec2v2.CreateTagsInput) (*ec2v2.CreateTagsOutput, error)
 	DescribeSubnets(input *ec2v2.DescribeSubnetsInput) (*ec2v2.DescribeSubnetsOutput, error)
@@ -691,9 +691,9 @@ func (e *ec2Wrapper) AssignPrivateIPAddresses(input *ec2v2.AssignPrivateIpAddres
 	return output, err
 }
 
-func (e *ec2Wrapper) UnassignPrivateIPAddresses(input *ec2.UnassignPrivateIpAddressesInput) (*ec2.UnassignPrivateIpAddressesOutput, error) {
+func (e *ec2Wrapper) UnassignPrivateIPAddresses(input *ec2v2.UnassignPrivateIpAddressesInput) (*ec2v2.UnassignPrivateIpAddressesOutput, error) {
 	start := time.Now()
-	unAssignPrivateIPAddressesOutput, err := e.userServiceClient.UnassignPrivateIpAddresses(input)
+	output, err := e.userServiceClientV2.UnassignPrivateIpAddresses(context.Background(), input)
 	ec2APICallLatencies.WithLabelValues("unassign_private_ip").Observe(timeSinceMs(start))
 
 	// Metric updates
@@ -710,7 +710,7 @@ func (e *ec2Wrapper) UnassignPrivateIPAddresses(input *ec2.UnassignPrivateIpAddr
 		ec2UnassignPrivateIPAddressAPIErrCnt.Inc()
 	}
 
-	return unAssignPrivateIPAddressesOutput, err
+	return output, err
 }
 
 func (e *ec2Wrapper) CreateTags(input *ec2v2.CreateTagsInput) (*ec2v2.CreateTagsOutput, error) {