diff --git a/src/gfx_apis/vulkan/instance.rs b/src/gfx_apis/vulkan/instance.rs
index 56985968..e64a7453 100644
--- a/src/gfx_apis/vulkan/instance.rs
+++ b/src/gfx_apis/vulkan/instance.rs
@@ -146,7 +146,8 @@ impl Drop for VulkanInstance {
 
 const REQUIRED_INSTANCE_EXTENSIONS: &[&CStr] = &[ExtDebugUtilsFn::name()];
 
-const VALIDATION_LAYER: &CStr = c"VK_LAYER_KHRONOS_validation";
+const VALIDATION_LAYER: &CStr =
+    unsafe { CStr::from_bytes_with_nul_unchecked(b"VK_LAYER_KHRONOS_validation\0") };
 
 pub type Extensions = AHashMap<CString, u32>;
 
diff --git a/src/main.rs b/src/main.rs
index 040999f1..f8c1b45c 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,7 +1,6 @@
 #![feature(
     c_variadic, // https://github.com/rust-lang/rust/issues/44930
     thread_local, // https://github.com/rust-lang/rust/issues/29594
-    c_str_literals, // https://github.com/rust-lang/rust/issues/105723
 )]
 #![allow(
     clippy::len_zero,