diff --git a/twooffive/encoder.go b/twooffive/encoder.go
index 73e7748..8ad0946 100644
--- a/twooffive/encoder.go
+++ b/twooffive/encoder.go
@@ -45,7 +45,7 @@ var (
 			start: []bool{true, false, true, false},
 			end:   []bool{true, true, false, true},
 			widths: map[bool]int{
-				true:  2,
+				true:  3,
 				false: 1,
 			},
 		},
diff --git a/twooffive/encoder_test.go b/twooffive/encoder_test.go
index 007e5c6..6a529e3 100644
--- a/twooffive/encoder_test.go
+++ b/twooffive/encoder_test.go
@@ -41,5 +41,5 @@ func Test_Encode(t *testing.T) {
 	}
 
 	testEncode(false, "12345670", "1101101011101010101110101110101011101110111010101010101110101110111010111010101011101110101010101011101110101011101110101101011")
-	testEncode(true, "12345670", "1010110100101011001101101001010011010011001010101010011001101101")
+	testEncode(true, "12345670", "10101110100010101110001110111010001010001110100011100010101010100011100011101101")
 }