diff --git a/s3api/controllers/base.go b/s3api/controllers/base.go
index d2146f3..e20b81f 100644
--- a/s3api/controllers/base.go
+++ b/s3api/controllers/base.go
@@ -285,6 +285,8 @@ func SetResponseHeaders(ctx *fiber.Ctx, headers map[string]*string) {
 	if headers == nil {
 		return
 	}
+
+	ctx.Response().Header.DisableNormalizing()
 	for key, val := range headers {
 		if val == nil || *val == "" {
 			continue
diff --git a/s3api/controllers/bucket-head.go b/s3api/controllers/bucket-head.go
index 9d3d58e..f7e26cf 100644
--- a/s3api/controllers/bucket-head.go
+++ b/s3api/controllers/bucket-head.go
@@ -63,8 +63,8 @@ func (c S3ApiController) HeadBucket(ctx *fiber.Ctx) (*Response, error) {
 
 	return &Response{
 		Headers: map[string]*string{
-			"X-Amz-Access-Point-Alias": utils.GetStringPtr("false"),
-			"X-Amz-Bucket-Region":      utils.GetStringPtr(region),
+			"x-amz-access-point-alias": utils.GetStringPtr("false"),
+			"x-amz-bucket-region":      utils.GetStringPtr(region),
 		},
 		MetaOpts: &MetaOptions{
 			BucketOwner: parsedAcl.Owner,
diff --git a/s3api/controllers/bucket-head_test.go b/s3api/controllers/bucket-head_test.go
index 4b5a6e4..9338691 100644
--- a/s3api/controllers/bucket-head_test.go
+++ b/s3api/controllers/bucket-head_test.go
@@ -98,8 +98,8 @@ func TestS3ApiController_HeadBucket(t *testing.T) {
 			output: testOutput{
 				response: &Response{
 					Headers: map[string]*string{
-						"X-Amz-Access-Point-Alias": utils.GetStringPtr("false"),
-						"X-Amz-Bucket-Region":      utils.GetStringPtr(region),
+						"x-amz-access-point-alias": utils.GetStringPtr("false"),
+						"x-amz-bucket-region":      utils.GetStringPtr(region),
 					},
 					MetaOpts: &MetaOptions{
 						BucketOwner: "root",
diff --git a/s3api/controllers/object-get.go b/s3api/controllers/object-get.go
index 0589b03..dbd7257 100644
--- a/s3api/controllers/object-get.go
+++ b/s3api/controllers/object-get.go
@@ -81,7 +81,7 @@ func (c S3ApiController) GetObjectTagging(ctx *fiber.Ctx) (*Response, error) {
 		MetaOpts: &MetaOptions{
 			BucketOwner: parsedAcl.Owner,
 		},
-	}, err
+	}, nil
 }
 
 func (c S3ApiController) GetObjectRetention(ctx *fiber.Ctx) (*Response, error) {
diff --git a/s3api/controllers/object-head.go b/s3api/controllers/object-head.go
index 5dd5fd4..a9be6b3 100644
--- a/s3api/controllers/object-head.go
+++ b/s3api/controllers/object-head.go
@@ -126,30 +126,30 @@ func (c S3ApiController) HeadObject(ctx *fiber.Ctx) (*Response, error) {
 
 	return &Response{
 		Headers: map[string]*string{
-			"ETag":                                res.ETag,
-			"x-amz-restore":                       res.Restore,
-			"accept-ranges":                       res.AcceptRanges,
 			"Content-Range":                       res.ContentRange,
 			"Content-Disposition":                 res.ContentDisposition,
 			"Content-Encoding":                    res.ContentEncoding,
 			"Content-Language":                    res.ContentLanguage,
 			"Cache-Control":                       res.CacheControl,
+			"Content-Length":                      utils.ConvertPtrToStringPtr(res.ContentLength),
+			"Content-Type":                        res.ContentType,
 			"Expires":                             res.ExpiresString,
+			"ETag":                                res.ETag,
+			"Last-Modified":                       utils.FormatDatePtrToString(res.LastModified, timefmt),
+			"x-amz-restore":                       res.Restore,
+			"accept-ranges":                       res.AcceptRanges,
 			"x-amz-checksum-crc32":                res.ChecksumCRC32,
 			"x-amz-checksum-crc64nvme":            res.ChecksumCRC64NVME,
 			"x-amz-checksum-crc32c":               res.ChecksumCRC32C,
 			"x-amz-checksum-sha1":                 res.ChecksumSHA1,
 			"x-amz-checksum-sha256":               res.ChecksumSHA256,
-			"Content-Type":                        res.ContentType,
 			"x-amz-version-id":                    res.VersionId,
-			"Content-Length":                      utils.ConvertPtrToStringPtr(res.ContentLength),
 			"x-amz-mp-parts-count":                utils.ConvertPtrToStringPtr(res.PartsCount),
 			"x-amz-object-lock-mode":              utils.ConvertToStringPtr(res.ObjectLockMode),
 			"x-amz-object-lock-legal-hold":        utils.ConvertToStringPtr(res.ObjectLockLegalHoldStatus),
 			"x-amz-storage-class":                 utils.ConvertToStringPtr(res.StorageClass),
 			"x-amz-checksum-type":                 utils.ConvertToStringPtr(res.ChecksumType),
 			"x-amz-object-lock-retain-until-date": utils.FormatDatePtrToString(res.ObjectLockRetainUntilDate, time.RFC3339),
-			"Last-Modified":                       utils.FormatDatePtrToString(res.LastModified, timefmt),
 		},
 		MetaOpts: &MetaOptions{
 			BucketOwner: parsedAcl.Owner,
diff --git a/s3api/utils/utils.go b/s3api/utils/utils.go
index 589e253..9b2072d 100644
--- a/s3api/utils/utils.go
+++ b/s3api/utils/utils.go
@@ -177,7 +177,7 @@ func createPresignedHttpRequestFromCtx(ctx *fiber.Ctx, signedHdrs []string, cont
 func SetMetaHeaders(ctx *fiber.Ctx, meta map[string]string) {
 	ctx.Response().Header.DisableNormalizing()
 	for key, val := range meta {
-		ctx.Response().Header.Set(fmt.Sprintf("X-Amz-Meta-%s", key), val)
+		ctx.Response().Header.Set(fmt.Sprintf("x-amz-meta-%s", key), val)
 	}
 	ctx.Response().Header.EnableNormalizing()
 }