diff --git a/Cargo.toml b/Cargo.toml
index cb36279..76249ab 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,6 +13,6 @@ authors = ["Brendan Zabarauskas <bjzaba@yahoo.com.au>",
         "Tomasz Stachowiak"
 ]
 
-[[lib]]
+[lib]
 
 name = "cgmath"
diff --git a/src/array.rs b/src/array.rs
index 87ff916..7d7436e 100644
--- a/src/array.rs
+++ b/src/array.rs
@@ -46,7 +46,7 @@ pub trait Array1<Element: Copy>: Index<uint, Element> + IndexMut<uint, Element>
 }
 
 /// A column-major array
-pub trait Array2<Column: Array1<Element>, Row: Array1<Element>, Element: Copy>:
+pub trait Array2<Column: Array1<Element>+'static, Row: Array1<Element>, Element: Copy>:
         Index<uint, Column> + IndexMut<uint, Column> {
     /// Get the pointer to the first element of the array.
     fn ptr<'a>(&'a self) -> &'a Element {