1 files changed, 4 insertions, 4 deletions
diff --git a/src/libstd/base64.rs b/src/libstd/base64.rs
index 10ea113f74e..5065e15bb5e 100644
--- a/src/libstd/base64.rs
+++ b/src/libstd/base64.rs
@@ -17,7 +17,7 @@ pub trait ToBase64 {
     pure fn to_base64() -> ~str;
 }
 
-impl &[u8]: ToBase64 {
+impl ToBase64 for &[u8] {
     pure fn to_base64() -> ~str {
         let chars = str::chars(
           ~"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"
@@ -70,7 +70,7 @@ impl &[u8]: ToBase64 {
     }
 }
 
-impl &str: ToBase64 {
+impl ToBase64 for &str {
     pure fn to_base64() -> ~str {
         str::to_bytes(self).to_base64()
     }
@@ -80,7 +80,7 @@ pub trait FromBase64 {
     pure fn from_base64() -> ~[u8];
 }
 
-impl ~[u8]: FromBase64 {
+impl FromBase64 for ~[u8] {
     pure fn from_base64() -> ~[u8] {
         if self.len() % 4u != 0u { fail!(~"invalid base64 length"); }
 
@@ -142,7 +142,7 @@ impl ~[u8]: FromBase64 {
     }
 }
 
-impl ~str: FromBase64 {
+impl FromBase64 for ~str {
     pure fn from_base64() -> ~[u8] {
         str::to_bytes(self).from_base64()
     }