diff --git a/Cargo.toml b/Cargo.toml
index 94d375e..798ffcc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ name = "cocoa"
 crate-type = ["rlib"]
 
 [dependencies]
-bitflags = "0.3"
+bitflags = "0.7"
 libc = "0.2"
 core-graphics = ">=0.2, <0.4"
 objc = "0.2"
diff --git a/src/appkit.rs b/src/appkit.rs
index 5596dcf..2ceb9b0 100644
--- a/src/appkit.rs
+++ b/src/appkit.rs
@@ -122,7 +122,7 @@ pub enum NSBackingStoreType {
 }
 
 bitflags! {
-    flags NSWindowOrderingMode: NSInteger {
+    pub flags NSWindowOrderingMode: NSInteger {
         const NSWindowAbove =  1,
         const NSWindowBelow = -1,
         const NSWindowOut   =  0,
@@ -130,7 +130,7 @@ bitflags! {
 }
 
 bitflags! {
-    flags NSAlignmentOptions: libc::c_ulonglong {
+    pub flags NSAlignmentOptions: libc::c_ulonglong {
         const NSAlignMinXInward         = 1 << 0,
         const NSAlignMinYInward         = 1 << 1,
         const NSAlignMaxXInward         = 1 << 2,
@@ -395,7 +395,7 @@ impl NSMenuItem for id {
 pub type NSWindowDepth = libc::c_int;
 
 bitflags! {
-    flags NSWindowCollectionBehavior: NSUInteger {
+    pub flags NSWindowCollectionBehavior: NSUInteger {
         const NSWindowCollectionBehaviorDefault = 0,
         const NSWindowCollectionBehaviorCanJoinAllSpaces = 1 << 0,
         const NSWindowCollectionBehaviorMoveToActiveSpace = 1 << 1,
@@ -413,7 +413,7 @@ bitflags! {
 }
 
 bitflags! {
-    flags NSWindowOcclusionState: NSUInteger {
+    pub flags NSWindowOcclusionState: NSUInteger {
         const NSWindowOcclusionStateVisible = 1 << 1
     }
 }
@@ -1535,7 +1535,7 @@ impl NSOpenGLContext for id {
 }
 
 bitflags! {
-    flags NSEventSwipeTrackingOptions: NSUInteger {
+    pub flags NSEventSwipeTrackingOptions: NSUInteger {
         const NSEventSwipeTrackingLockDirection         = 0x1 << 0,
         const NSEventSwipeTrackingClampGestureAmount    = 0x1 << 1,
     }
@@ -1549,7 +1549,7 @@ pub enum NSEventGestureAxis {
 }
 
 bitflags! {
-    flags NSEventPhase: NSUInteger {
+    pub flags NSEventPhase: NSUInteger {
        const NSEventPhaseNone        = 0,
        const NSEventPhaseBegan       = 0x1 << 0,
        const NSEventPhaseStationary  = 0x1 << 1,
@@ -1561,7 +1561,7 @@ bitflags! {
 }
 
 bitflags! {
-    flags NSTouchPhase: NSUInteger {
+    pub flags NSTouchPhase: NSUInteger {
         const NSTouchPhaseBegan         = 1 << 0,
         const NSTouchPhaseMoved         = 1 << 1,
         const NSTouchPhaseStationary    = 1 << 2,
@@ -1610,7 +1610,7 @@ pub enum NSEventType {
 }
 
 bitflags! {
-    flags NSEventMask: libc::c_ulonglong {
+    pub flags NSEventMask: libc::c_ulonglong {
         const NSLeftMouseDownMask         = 1 << NSLeftMouseDown as libc::c_ulonglong,
         const NSLeftMouseUpMask           = 1 << NSLeftMouseUp as libc::c_ulonglong,
         const NSRightMouseDownMask        = 1 << NSRightMouseDown as libc::c_ulonglong,
@@ -1651,7 +1651,7 @@ impl NSEventMask {
 }
 
 bitflags! {
-    flags NSEventModifierFlags: NSUInteger {
+    pub flags NSEventModifierFlags: NSUInteger {
         const NSAlphaShiftKeyMask                     = 1 << 16,
         const NSShiftKeyMask                          = 1 << 17,
         const NSControlKeyMask                        = 1 << 18,