2 files changed, 19 insertions, 19 deletions

diff --git a/bitreader.go b/bitreader.go
index e50f433..6b88709 100644
--- a/bitreader.go
+++ b/bitreader.go
@@ -368,18 +368,18 @@ func (reader *Reader) ReadBytes(bytes uint64) (uint64, error) {
 //
 // Returns an error if there are no remaining bits.
 func (reader *Reader) ReadString() (string, error) {
-        var out string
+        var out []byte
         for {
                 value, err := reader.ReadBytes(1)
                 if err != nil {
-                        return out, err
+                        return string(out), err
                 }
                 if value == 0 {
                         break
                 }
-                out += string(rune(value))
+                out = append(out, byte(value))
         }
-        return out, nil
+        return string(out), nil
 }
 
 // ReadStringLength is a function that reads every byte
@@ -389,20 +389,20 @@ func (reader *Reader) ReadString() (string, error) {
 //
 // Returns an error if there are no remaining bits.
 func (reader *Reader) ReadStringLength(length uint64) (string, error) {
-        var out string
+        var out []byte
         var i uint64
         for i = 0; i < length; i++ {
                 value, err := reader.ReadBytes(1)
                 if err != nil {
-                        return out, err
+                        return string(out), err
                 }
                 if value == 0 {
                         reader.SkipBytes(length - 1 - i)
                         break
                 }
-                out += string(rune(value))
+                out = append(out, byte(value))
         }
-        return out, nil
+        return string(out), nil
 }
 
 // ReadBitsToSlice is a function that reads the specified amount of bits
diff --git a/bitreader_test.go b/bitreader_test.go
index acd980e..588590a 100644
--- a/bitreader_test.go
+++ b/bitreader_test.go
@@ -1,5 +1,5 @@
 // BitReader is a simple bit reader with big/little-endian support for golang.
-// %83.2 coerage
+// %83.6 coerage
 package bitreader
 
 import (
@@ -616,7 +616,7 @@ func TestReader_TryReadFloat64(t *testing.T) {
 
 func TestReader_TryReadBits(t *testing.T) {
         type args struct {
-                bits int
+                bits uint64
         }
         tests := []struct {
                 name   string
@@ -662,7 +662,7 @@ func TestReader_TryReadBits(t *testing.T) {
 
 func TestReader_TryReadBytes(t *testing.T) {
         type args struct {
-                bytes int
+                bytes uint64
         }
         tests := []struct {
                 name   string
@@ -744,7 +744,7 @@ func TestReader_TryReadString(t *testing.T) {
 
 func TestReader_TryReadStringLength(t *testing.T) {
         type args struct {
-                length int
+                length uint64
         }
         tests := []struct {
                 name   string
@@ -803,7 +803,7 @@ func TestReader_TryReadStringLength(t *testing.T) {
 
 func TestReader_TryReadBitsToSlice(t *testing.T) {
         type args struct {
-                bits int
+                bits uint64
         }
         tests := []struct {
                 name   string
@@ -875,7 +875,7 @@ func TestReader_TryReadBitsToSlice(t *testing.T) {
 
 func TestReader_TryReadBytesToSlice(t *testing.T) {
         type args struct {
-                bytes int
+                bytes uint64
         }
         tests := []struct {
                 name   string
@@ -1012,7 +1012,7 @@ func TestReader_ReadBool(t *testing.T) {
 
 func TestReader_ReadBits(t *testing.T) {
         type args struct {
-                bits int
+                bits uint64
         }
         tests := []struct {
                 name    string
@@ -1064,7 +1064,7 @@ func TestReader_ReadBits(t *testing.T) {
 
 func TestReader_ReadBytes(t *testing.T) {
         type args struct {
-                bytes int
+                bytes uint64
         }
         tests := []struct {
                 name    string
@@ -1158,7 +1158,7 @@ func TestReader_ReadString(t *testing.T) {
 
 func TestReader_ReadStringLength(t *testing.T) {
         type args struct {
-                length int
+                length uint64
         }
         tests := []struct {
                 name    string
@@ -1223,7 +1223,7 @@ func TestReader_ReadStringLength(t *testing.T) {
 
 func TestReader_ReadBitsToSlice(t *testing.T) {
         type args struct {
-                bits int
+                bits uint64
         }
         tests := []struct {
                 name    string
@@ -1301,7 +1301,7 @@ func TestReader_ReadBitsToSlice(t *testing.T) {
 
 func TestReader_ReadBytesToSlice(t *testing.T) {
         type args struct {
-                bytes int
+                bytes uint64
         }
         tests := []struct {
                 name    string