diff --git a/Cargo.toml b/Cargo.toml
index 28c3425..b81f8b7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,7 +21,7 @@ thiserror = "1.0"
 scopeguard = "1.1"
 serde = { version = "1.0.145", features = ["derive"] }
 serde_json = "1.0"
-bindgen = "0.60.1"
+bindgen = "0.69.2"
 
 [target.'cfg(target_os = "windows")'.build-dependencies]
 kernel32-sys = "0.2"
diff --git a/src/lib.rs b/src/lib.rs
index c33ca9c..2b9031b 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -117,7 +117,7 @@ pub unsafe fn compile(
 
   if option_flags.contains(CompileOptionFlags::AddOpSource) {
     let code_c_str = CStr::from_ptr(input.code);
-    glslang_program_add_source_text(program, input.stage, code_c_str.as_ptr(), code_c_str.to_str().unwrap().len() as size_t);
+    glslang_program_add_source_text(program, input.stage, code_c_str.as_ptr(), code_c_str.to_str().unwrap().len());
 
     if let Some(source_file_name) = source_file_name {
       let source_file_name_c_string = std::ffi::CString::new(source_file_name).unwrap();