diff --git a/cocoa/Cargo.toml b/cocoa/Cargo.toml
index 59d0240..abeac2b 100644
--- a/cocoa/Cargo.toml
+++ b/cocoa/Cargo.toml
@@ -4,7 +4,7 @@ name = "cocoa"
 description = "Bindings to Cocoa for OS X"
 homepage = "https://github.com/servo/core-foundation-rs"
 repository = "https://github.com/servo/core-foundation-rs"
-version = "0.16.0"
+version = "0.16.1"
 authors = ["The Servo Project Developers"]
 license = "MIT / Apache-2.0"
 
@@ -16,5 +16,5 @@ crate-type = ["rlib"]
 block = "0.1"
 bitflags = "1.0"
 libc = "0.2"
-core-graphics = { path = "../core-graphics", version = "0.15" }
+core-graphics = { path = "../core-graphics", version = "0.16" }
 objc = "0.2.3"
diff --git a/core-graphics/Cargo.toml b/core-graphics/Cargo.toml
index bb65f51..63c1b03 100644
--- a/core-graphics/Cargo.toml
+++ b/core-graphics/Cargo.toml
@@ -3,13 +3,14 @@ name = "core-graphics"
 description = "Bindings to Core Graphics for OS X"
 homepage = "https://github.com/servo/core-graphics-rs"
 repository = "https://github.com/servo/core-foundation-rs"
-version = "0.15.0"
+version = "0.16.0"
 authors = ["The Servo Project Developers"]
 license = "MIT / Apache-2.0"
 
 [features]
 default = []
 elcapitan = []
+highsierra = []
 
 [dependencies]
 bitflags = "1.0"
diff --git a/core-graphics/src/event.rs b/core-graphics/src/event.rs
index 7f16b97..9d9ca18 100644
--- a/core-graphics/src/event.rs
+++ b/core-graphics/src/event.rs
@@ -443,6 +443,7 @@ impl CGEvent {
         }
     }
 
+    #[cfg(feature = "highsierra")]
     pub fn new_scroll_event(
         source: CGEventSource,
         units: CGScrollEventUnit,
@@ -584,6 +585,7 @@ extern {
     ///
     /// This function allows you to create a scrolling event and customize the
     /// event before posting it to the event system.
+    #[cfg(feature = "highsierra")]
     fn CGEventCreateScrollWheelEvent2(
         source: ::sys::CGEventSourceRef,
         units: CGScrollEventUnit,
diff --git a/core-text/Cargo.toml b/core-text/Cargo.toml
index c203f67..e9f70d0 100644
--- a/core-text/Cargo.toml
+++ b/core-text/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "core-text"
-version = "10.0.0"
+version = "10.0.1"
 authors = ["The Servo Project Developers"]
 description = "Bindings to the Core Text framework."
 license = "MIT/Apache-2.0"
@@ -16,4 +16,4 @@ mountainlion = []
 foreign-types = "0.3"
 libc = "0.2"
 core-foundation = { path = "../core-foundation", version = "0.6" }
-core-graphics = { path = "../core-graphics", version = "0.15" }
+core-graphics = { path = "../core-graphics", version = "0.16" }