diff --git a/cmd/gateway-sia.go b/cmd/gateway-sia.go
index 39fdd7abe..dd4ca25e1 100644
--- a/cmd/gateway-sia.go
+++ b/cmd/gateway-sia.go
@@ -26,7 +26,6 @@ import (
 	"net/url"
 	"os"
 	"path/filepath"
-	"regexp"
 	"strings"
 	"time"
 
@@ -395,10 +394,6 @@ func (s *siaObjects) ListObjects(bucket string, prefix string, marker string, de
 }
 
 func (s *siaObjects) GetObject(bucket string, object string, startOffset int64, length int64, writer io.Writer) error {
-	if !isValidObjectName(object) {
-		return errors.Trace(ObjectNameInvalid{bucket, object})
-	}
-
 	dstFile := pathJoin(s.TempDir, mustGetUUID())
 	defer fsRemoveFile(dstFile)
 
@@ -473,11 +468,6 @@ func (s *siaObjects) GetObjectInfo(bucket string, object string) (ObjectInfo, er
 
 // PutObject creates a new object with the incoming data,
 func (s *siaObjects) PutObject(bucket string, object string, data *hash.Reader, metadata map[string]string) (objInfo ObjectInfo, err error) {
-	// Check the object's name first
-	if !isValidObjectName(object) {
-		return objInfo, errors.Trace(ObjectNameInvalid{bucket, object})
-	}
-
 	bufSize := int64(readSizeV1)
 	size := data.Size()
 	if size > 0 && bufSize > size {
@@ -527,12 +517,6 @@ type siaObjectInfo struct {
 	UploadProgress float64 `json:"uploadprogress"`
 }
 
-// isValidObjectName returns whether or not the objectName provided is suitable for Sia
-func isValidObjectName(objectName string) bool {
-	reg, _ := regexp.Compile("[^a-zA-Z0-9., _/\\\\+-]+")
-	return objectName == reg.ReplaceAllString(objectName, "")
-}
-
 type renterFiles struct {
 	Files []siaObjectInfo `json:"files"`
 }
diff --git a/cmd/gateway-sia_test.go b/cmd/gateway-sia_test.go
index a21a6b0fe..600e24588 100644
--- a/cmd/gateway-sia_test.go
+++ b/cmd/gateway-sia_test.go
@@ -30,122 +30,3 @@ func TestSianon2xx(t *testing.T) {
 		}
 	}
 }
-
-func TestSiaIsValidObjectName(t *testing.T) {
-	testCases := []struct {
-		input    string
-		expected bool
-	}{
-		{
-			input:    `abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ01234567890., _/+-\`,
-			expected: true,
-		},
-		{
-			input:    "`",
-			expected: false,
-		},
-		{
-			input:    "~",
-			expected: false,
-		},
-		{
-			input:    "!",
-			expected: false,
-		},
-		{
-			input:    "@",
-			expected: false,
-		},
-		{
-			input:    "#",
-			expected: false,
-		},
-		{
-			input:    "$",
-			expected: false,
-		},
-		{
-			input:    `%`,
-			expected: false,
-		},
-		{
-			input:    "^",
-			expected: false,
-		},
-		{
-			input:    "&",
-			expected: false,
-		},
-		{
-			input:    "*",
-			expected: false,
-		},
-		{
-			input:    "(",
-			expected: false,
-		},
-		{
-			input:    ")",
-			expected: false,
-		},
-		{
-			input:    "=",
-			expected: false,
-		},
-		{
-			input:    "{",
-			expected: false,
-		},
-		{
-			input:    "}",
-			expected: false,
-		},
-		{
-			input:    "[",
-			expected: false,
-		},
-		{
-			input:    "]",
-			expected: false,
-		},
-		{
-			input:    ":",
-			expected: false,
-		},
-		{
-			input:    ";",
-			expected: false,
-		},
-		{
-			input:    "?",
-			expected: false,
-		},
-		{
-			input:    ">",
-			expected: false,
-		},
-		{
-			input:    "<",
-			expected: false,
-		},
-		{
-			input:    `"`,
-			expected: false,
-		},
-		{
-			input:    `'`,
-			expected: false,
-		},
-		{
-			input:    "|",
-			expected: false,
-		},
-	}
-
-	for i, tc := range testCases {
-		actual := isValidObjectName(tc.input)
-		if actual != tc.expected {
-			t.Errorf("Test case %d: isValidObjectName(%s) returned %t but expected %t", i+1, tc.input, actual, tc.expected)
-		}
-	}
-}