diff --git a/src/vulkan/utils.rs b/src/vulkan/utils.rs
index 9ac9a87..6f2b527 100644
--- a/src/vulkan/utils.rs
+++ b/src/vulkan/utils.rs
@@ -1,4 +1,4 @@
-use std::ffi::CStr;
+use std::ffi::CString;
 use ash::{vk, Entry};
 
 pub fn use_layers(
@@ -11,13 +11,18 @@ pub fn use_layers(
             .unwrap_or_default()
     };
 
-    let mut selected_layers = Vec::<&CStr>::new();
+    let mut selected_layers = Vec::<String>::new();
 
     log::info!("Available layers ({}):", layers_available.len());
     for l in layers_available {
-        let layer_name = l.layer_name_as_c_str().unwrap_or_default();
-        if layers_to_select.iter().any(|ln| (*ln).eq(layer_name)) {
-            selected_layers.push(layer_name.clone());
+        let layer_name = l
+            .layer_name_as_c_str()
+            .unwrap_or_default()
+            .to_string_lossy()
+            .into_owned();
+
+        if layers_to_select.iter().any(|ln| (*ln).eq(&layer_name)) {
+            selected_layers.push(layer_name);
         }
 
         log::info!(
@@ -30,22 +35,24 @@ pub fn use_layers(
     }
     log::info!(""); // Add blank line
 
-    log::info!("Layers to select ({}):", layers_to_select.len());
+    log::info!("Layers wanted ({}):", layers_to_select.len());
     for l in layers_to_select {
-        let selected = selected_layers.contains(&l);
+        let selected = selected_layers.iter().any(|sl| sl.eq(l));
         log::info!("\t{:?}\tSelected: {}", l, selected);
     }
     log::info!(""); // Add blank line
     
-    selected_layers.iter().map(|sl| sl.as_ptr()).collect()
+    selected_layers.iter().map(|sl| {
+        let c_string = CString::new(sl.clone().as_bytes()).unwrap();
+        c_string.as_ptr()
+    }).collect()
 }
 
 pub fn print_version(version: u32) -> String {
     format!(
-        "{}.{}.{}.{}",
+        "{}.{}.{}",
         vk::api_version_major(version),
         vk::api_version_minor(version),
-        vk::api_version_patch(version),
-        vk::api_version_variant(version)
+        vk::api_version_patch(version)
     )
-}
\ No newline at end of file
+}
diff --git a/src/vulkan/vk_instance.rs b/src/vulkan/vk_instance.rs
index 2ef59d0..b52f383 100644
--- a/src/vulkan/vk_instance.rs
+++ b/src/vulkan/vk_instance.rs
@@ -15,9 +15,9 @@ impl VkInstance {
 
         // Layers
         let layers = use_layers(&entry, vec![
-            "VK_LAYER_MANGOHUD_overlay_x86_64"
+            "VK_LAYER_MANGOHUD_overlay_x86_64",
+            "VK_LAYER_NV_optimus"
         ]);
-        let layer_names = Vec::<*const std::ffi::c_char>::new();
 
         // Extensions
         let mut extension_names =
@@ -50,7 +50,7 @@ impl VkInstance {
         // Instance Info
         let create_info = vk::InstanceCreateInfo::default()
             .application_info(&appinfo)
-            .enabled_layer_names(&layer_names)
+            .enabled_layer_names(&layers)
             .enabled_extension_names(&extension_names)
             .flags(create_flags);