diff --git a/RELEASE b/RELEASE
index 825b635623..fdda7628d4 100644
--- a/RELEASE
+++ b/RELEASE
@@ -1,4 +1,4 @@
-tag: v0.45.0
+tag: v0.45.2
 
 releaseNoteGenerator:
   showCommitter: false
diff --git a/pkg/app/piped/platformprovider/lambda/client.go b/pkg/app/piped/platformprovider/lambda/client.go
index 1987da5b46..35ee06a011 100644
--- a/pkg/app/piped/platformprovider/lambda/client.go
+++ b/pkg/app/piped/platformprovider/lambda/client.go
@@ -188,6 +188,14 @@ func (c *client) CreateFunctionFromSource(ctx context.Context, fm FunctionManife
 }
 
 func (c *client) UpdateFunction(ctx context.Context, fm FunctionManifest) error {
+	// UpdateFunctionConfiguration must be called before UpdateFunctionCode.
+	// Lambda has named by state.
+	// If Lambda's state is pending, UpdateFunctionConfiguration is failed. This error is explained as a ResourceConflictException.
+	// ref: https://docs.aws.amazon.com/lambda/latest/dg/troubleshooting-invocation.html
+	// Update function configuration.
+	if err := c.updateFunctionConfiguration(ctx, fm); err != nil {
+		return err
+	}
 	// Update function code.
 	codeInput := &lambda.UpdateFunctionCodeInput{
 		FunctionName: aws.String(fm.Spec.Name),
@@ -214,29 +222,6 @@ func (c *client) UpdateFunction(ctx context.Context, fm FunctionManifest) error
 		return fmt.Errorf("failed to update function code for Lambda function %s: %w", fm.Spec.Name, err)
 	}
 
-	// Update lambda function configuration
-	// TODO: @sivchari
-	// I focused on the vpc configuration, now. But, I think we should update all the configuration.
-	// So, I will update this part later.
-	if fm.Spec.VPCConfig != nil {
-		cfgInput := &lambda.UpdateFunctionConfigurationInput{
-			FunctionName: aws.String(fm.Spec.Name),
-			VpcConfig: &types.VpcConfig{
-				SecurityGroupIds: fm.Spec.VPCConfig.SecurityGroupIDs,
-				SubnetIds:        fm.Spec.VPCConfig.SubnetIDs,
-			},
-		}
-		_, err = c.client.UpdateFunctionConfiguration(ctx, cfgInput)
-		if err != nil {
-			return fmt.Errorf("failed to update function configuration for Lambda function %s: %w", fm.Spec.Name, err)
-		}
-	}
-
-	// Update function configuration.
-	if err = c.updateFunctionConfiguration(ctx, fm); err != nil {
-		return err
-	}
-
 	// Tag/Untag function if necessary.
 	return c.updateTagsConfig(ctx, fm)
 }
@@ -293,6 +278,12 @@ func (c *client) updateFunctionConfiguration(ctx context.Context, fm FunctionMan
 		if fm.Spec.Handler != "" {
 			configInput.Handler = aws.String(fm.Spec.Handler)
 		}
+		if fm.Spec.VPCConfig != nil {
+			configInput.VpcConfig = &types.VpcConfig{
+				SecurityGroupIds: fm.Spec.VPCConfig.SecurityGroupIDs,
+				SubnetIds:        fm.Spec.VPCConfig.SubnetIDs,
+			}
+		}
 		_, err = c.client.UpdateFunctionConfiguration(ctx, configInput)
 		if err != nil {
 			c.logger.Error("Failed to update function configuration")