diff --git a/pkg/actuators/machine/instances.go b/pkg/actuators/machine/instances.go
index 84c519328..d66e51953 100644
--- a/pkg/actuators/machine/instances.go
+++ b/pkg/actuators/machine/instances.go
@@ -592,6 +592,10 @@ func constructInstancePlacement(machine *machinev1beta1.Machine, machineProvider
 
 	if machineProviderConfig.PlacementGroupName != "" {
 		placement.GroupName = &machineProviderConfig.PlacementGroupName
+
+		if machineProviderConfig.PlacementGroupPartition != 0 {
+			placement.PartitionNumber = aws.Int64(int64(machineProviderConfig.PlacementGroupPartition))
+		}
 	}
 
 	instanceTenancy := machineProviderConfig.Placement.Tenancy
diff --git a/pkg/actuators/machine/instances_test.go b/pkg/actuators/machine/instances_test.go
index d45ec317b..cd9e3440a 100644
--- a/pkg/actuators/machine/instances_test.go
+++ b/pkg/actuators/machine/instances_test.go
@@ -1029,6 +1029,42 @@ func TestLaunchInstance(t *testing.T) {
 				},
 			},
 		},
+		{
+			name:           "With custom placement group name and partition number",
+			providerConfig: stubInstancePlacementGroupPartition("placement-group1", 4),
+			subnetOutput:   stubDescribeSubnetsOutputProvided(aws.StringValue(providerConfig.Subnet.ID)),
+			zonesOutput:    stubDescribeAvailabilityZonesOutputDefault(),
+			runInstancesInput: &ec2.RunInstancesInput{
+				IamInstanceProfile: &ec2.IamInstanceProfileSpecification{
+					Name: aws.String(*providerConfig.IAMInstanceProfile.ID),
+				},
+				ImageId:      aws.String(*providerConfig.AMI.ID),
+				InstanceType: &providerConfig.InstanceType,
+				MinCount:     aws.Int64(1),
+				MaxCount:     aws.Int64(1),
+				KeyName:      providerConfig.KeyName,
+				TagSpecifications: []*ec2.TagSpecification{{
+					ResourceType: aws.String("instance"),
+					Tags:         stubTagList,
+				}, {
+					ResourceType: aws.String("volume"),
+					Tags:         stubTagList,
+				}},
+				NetworkInterfaces: []*ec2.InstanceNetworkInterfaceSpecification{
+					{
+						DeviceIndex:              aws.Int64(providerConfig.DeviceIndex),
+						AssociatePublicIpAddress: providerConfig.PublicIP,
+						SubnetId:                 providerConfig.Subnet.ID,
+						Groups:                   stubSecurityGroupsDefault,
+					},
+				},
+				UserData: aws.String(""),
+				Placement: &ec2.Placement{
+					GroupName:       aws.String("placement-group1"),
+					PartitionNumber: aws.Int64(4),
+				},
+			},
+		},
 		{
 			name: "Wavelength Zone with Public IP",
 			providerConfig: stubProviderConfigCustomized(&stubInput{
diff --git a/pkg/actuators/machine/stubs.go b/pkg/actuators/machine/stubs.go
index f2d8e5448..23c134342 100644
--- a/pkg/actuators/machine/stubs.go
+++ b/pkg/actuators/machine/stubs.go
@@ -360,6 +360,13 @@ func stubInstancePlacementGroupName(placementGroupName string) *machinev1beta1.A
 	return pc
 }
 
+func stubInstancePlacementGroupPartition(placementGroupName string, partitionNumber int32) *machinev1beta1.AWSMachineProviderConfig {
+	pc := stubProviderConfig()
+	pc.PlacementGroupName = placementGroupName
+	pc.PlacementGroupPartition = partitionNumber
+	return pc
+}
+
 func stubEFANetworkInterfaceType() *machinev1beta1.AWSMachineProviderConfig {
 	pc := stubProviderConfig()
 	pc.NetworkInterfaceType = machinev1beta1.AWSEFANetworkInterfaceType