diff --git a/build.rs b/build.rs
index 8a47ba0..74f0aaa 100644
--- a/build.rs
+++ b/build.rs
@@ -1,7 +1,7 @@
 /*
 MIT License
 
-Copyright (c) 2019-2023 Michael Lass
+Copyright (c) 2019-2024 Michael Lass
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
@@ -25,29 +25,37 @@ SOFTWARE.
 use e2p_sys::CONSTANTS;
 
 fn main() {
+    // Available features
+    println!("cargo::rustc-check-cfg=cfg(INLINE_DATA)");
+    println!("cargo::rustc-check-cfg=cfg(PROJINHERIT)");
+    println!("cargo::rustc-check-cfg=cfg(ENCRYPT)");
+    println!("cargo::rustc-check-cfg=cfg(VERITY)");
+    println!("cargo::rustc-check-cfg=cfg(CASEFOLD)");
+    println!("cargo::rustc-check-cfg=cfg(DAX)");
+
     // Introduced in v1.43
     if CONSTANTS.iter().any(|&s| s == "EXT4_INLINE_DATA_FL") {
-        println!("cargo:rustc-cfg=INLINE_DATA");
+        println!("cargo::rustc-cfg=INLINE_DATA");
     }
     if CONSTANTS.iter().any(|&s| s == "EXT4_PROJINHERIT_FL") {
-        println!("cargo:rustc-cfg=PROJINHERIT");
+        println!("cargo::rustc-cfg=PROJINHERIT");
     }
     if CONSTANTS.iter().any(|&s| s == "EXT4_ENCRYPT_FL") {
-        println!("cargo:rustc-cfg=ENCRYPT");
+        println!("cargo::rustc-cfg=ENCRYPT");
     }
 
     // Introduced in v1.44.4
     if CONSTANTS.iter().any(|&s| s == "EXT4_VERITY_FL") {
-        println!("cargo:rustc-cfg=VERITY");
+        println!("cargo::rustc-cfg=VERITY");
     }
 
     // Introduced in v1.45.0
     if CONSTANTS.iter().any(|&s| s == "EXT4_CASEFOLD_FL") {
-        println!("cargo:rustc-cfg=CASEFOLD");
+        println!("cargo::rustc-cfg=CASEFOLD");
     }
 
     // Introduced in v1.45.7
     if CONSTANTS.iter().any(|&s| s == "FS_DAX_FL") {
-        println!("cargo:rustc-cfg=DAX");
+        println!("cargo::rustc-cfg=DAX");
     }
 }