diff --git a/lib.rs b/lib.rs
index d3a88a4d..6ad72729 100644
--- a/lib.rs
+++ b/lib.rs
@@ -589,7 +589,8 @@ impl InnerPostgresConnection {
                 ReadyForQuery { .. } => break,
                 DataRow { row } =>
                     result.push(row.move_iter().map(|opt|
-                            opt.map(|b| str::from_utf8_owned(b))).collect()),
+                            opt.map(|b| str::from_utf8_owned(b).unwrap()))
+                               .collect()),
                 ErrorResponse { fields } =>
                     fail!("Error: {}",
                            PostgresDbError::new(fields).to_str()),
diff --git a/message.rs b/message.rs
index 2e646191..2f2d588b 100644
--- a/message.rs
+++ b/message.rs
@@ -245,7 +245,7 @@ impl<R: Buffer> ReadCStr for R {
     fn read_cstr(&mut self) -> ~str {
         let mut buf = self.read_until(0).unwrap();
         buf.pop();
-        str::from_utf8_owned(buf)
+        str::from_utf8_owned(buf).unwrap()
     }
 }
 
diff --git a/pool.rs b/pool.rs
index d45f8139..43d17f64 100644
--- a/pool.rs
+++ b/pool.rs
@@ -87,7 +87,7 @@ impl PostgresConnectionPool {
                     cvar.wait();
                 }
 
-                pool.pool.pop()
+                pool.pool.pop().unwrap()
             })
         };
 
diff --git a/types/mod.rs b/types/mod.rs
index 2fcab4ef..efcde043 100644
--- a/types/mod.rs
+++ b/types/mod.rs
@@ -267,7 +267,7 @@ impl RawFromSql for ~[u8] {
 
 impl RawFromSql for ~str {
     fn raw_from_sql<R: Reader>(len: uint, raw: &mut R) -> ~str {
-        str::from_utf8_owned(raw.read_bytes(len))
+        str::from_utf8_owned(raw.read_bytes(len)).unwrap()
     }
 }
 
@@ -455,13 +455,13 @@ from_map_impl!(PgUnknownType { name: ~"hstore", .. },
 
     for _ in range(0, count) {
         let key_len = rdr.read_be_i32();
-        let key = str::from_utf8_owned(rdr.read_bytes(key_len as uint));
+        let key = str::from_utf8_owned(rdr.read_bytes(key_len as uint)).unwrap();
 
         let val_len = rdr.read_be_i32();
         let val = if val_len < 0 {
             None
         } else {
-            Some(str::from_utf8_owned(rdr.read_bytes(val_len as uint)))
+            Some(str::from_utf8_owned(rdr.read_bytes(val_len as uint)).unwrap())
         };
 
         map.insert(key, val);