diff --git a/examples/defaults.rs b/examples/defaults.rs
index a6cb52e4..39c139e2 100644
--- a/examples/defaults.rs
+++ b/examples/defaults.rs
@@ -55,7 +55,7 @@ fn main() {
         ];
 
         for &(param, ext, name) in gl_params.iter() {
-            if ext.map_default(true, |s| {
+            if ext.map_or(true, |s| {
                 glfw::extension_supported(s)
             }) {
                 let value = 0;
diff --git a/src/lib.rs b/src/lib.rs
index 28eadbab..fb8c2696 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -360,7 +360,7 @@ impl Monitor {
         unsafe {
             ffi::glfwGetPrimaryMonitor()
              .to_option()
-             .map_default(Err(()),
+             .map_or(Err(()),
                 |ptr| Ok(Monitor { ptr: ptr }))
         }
     }