diff --git a/Cargo.toml b/Cargo.toml
index 48fcfee6c0..683f610a66 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,7 +16,7 @@ name = "sdl2"
 path = "src/sdl2/lib.rs"
 
 [dependencies]
-bitflags = "1.2.1"
+bitflags = "2.5"
 libc = "0.2.92"
 lazy_static = "1.4.0"
 
@@ -30,9 +30,9 @@ version = ">= 1.0"
 optional = true
 
 [dev-dependencies]
-rand = "0.7"
-wgpu = { version = "0.20", features = ["spirv"] }
-pollster = "0.2.4"
+rand = "0.8"
+wgpu = { version = "22.0.0", features = ["spirv"] }
+pollster = "0.3"
 env_logger = "0.11.0"
 
 [dependencies.raw-window-handle]
diff --git a/examples/audio-whitenoise.rs b/examples/audio-whitenoise.rs
index 96d3005dfc..c7feace711 100644
--- a/examples/audio-whitenoise.rs
+++ b/examples/audio-whitenoise.rs
@@ -16,7 +16,7 @@ impl AudioCallback for MyCallback {
 
         // Generate white noise
         for x in out.iter_mut() {
-            *x = (rng.gen_range(0.0, 2.0) - 1.0) * self.volume;
+            *x = (rng.gen_range(0.0..2.0) - 1.0) * self.volume;
         }
     }
 }
diff --git a/sdl2-sys/Cargo.toml b/sdl2-sys/Cargo.toml
index 2044d00e6f..82b8993a6f 100644
--- a/sdl2-sys/Cargo.toml
+++ b/sdl2-sys/Cargo.toml
@@ -20,7 +20,7 @@ path = "src/lib.rs"
 libc = "^0.2"
 
 [build-dependencies.bindgen]
-version = "^0.69"
+version = "^0.70"
 optional = true
 
 [build-dependencies.pkg-config]
@@ -40,7 +40,7 @@ version = "^1"
 optional = true
 
 [build-dependencies]
-version-compare = "0.1"
+version-compare = "0.2"
 cfg-if = "^1.0"
 
 [features]
@@ -57,3 +57,7 @@ mixer = []
 image = []
 ttf = []
 gfx = []
+
+[lints.rust.unexpected_cfgs]
+level = "warn"
+check-cfg = ['cfg(mac_framework)', 'cfg(ios_framework)']
diff --git a/src/sdl2/image/mod.rs b/src/sdl2/image/mod.rs
index 07cdb1cb8c..4afbde01ca 100644
--- a/src/sdl2/image/mod.rs
+++ b/src/sdl2/image/mod.rs
@@ -34,6 +34,7 @@ use version::Version;
 bitflags! {
     /// InitFlags are passed to init() to control which subsystem
     /// functionality to load.
+    #[derive(Clone, Copy)]
     pub struct InitFlag : u32 {
         const JPG  = image::IMG_InitFlags_IMG_INIT_JPG;
         const PNG  = image::IMG_InitFlags_IMG_INIT_PNG;
diff --git a/src/sdl2/keyboard/mod.rs b/src/sdl2/keyboard/mod.rs
index b276373daa..a0278ae222 100644
--- a/src/sdl2/keyboard/mod.rs
+++ b/src/sdl2/keyboard/mod.rs
@@ -17,6 +17,7 @@ pub use self::keycode::Keycode;
 pub use self::scancode::Scancode;
 
 bitflags! {
+    #[derive(Debug, Copy, Clone, PartialEq)]
     pub struct Mod: u16 {
         const NOMOD = 0x0000;
         const LSHIFTMOD = 0x0001;
diff --git a/src/sdl2/messagebox.rs b/src/sdl2/messagebox.rs
index 8eff0e20c7..0ace0db82e 100644
--- a/src/sdl2/messagebox.rs
+++ b/src/sdl2/messagebox.rs
@@ -24,6 +24,7 @@ bitflags! {
 }
 
 bitflags! {
+    #[derive(Debug)]
     pub struct MessageBoxButtonFlag: u32 {
         const ESCAPEKEY_DEFAULT =
             sys::SDL_MessageBoxButtonFlags::SDL_MESSAGEBOX_BUTTON_ESCAPEKEY_DEFAULT as u32;
diff --git a/src/sdl2/mixer/mod.rs b/src/sdl2/mixer/mod.rs
index 8f87ad0426..f463683bd6 100644
--- a/src/sdl2/mixer/mod.rs
+++ b/src/sdl2/mixer/mod.rs
@@ -96,6 +96,7 @@ pub fn get_linked_version() -> Version {
 }
 
 bitflags!(
+    #[derive(Clone, Copy, Debug)]
     pub struct InitFlag : u32 {
         const FLAC = mixer::MIX_InitFlags_MIX_INIT_FLAC;
         const MOD  = mixer::MIX_InitFlags_MIX_INIT_MOD;