diff --git a/crates/vk-rs/src/main.rs b/crates/vk-rs/src/main.rs
index cc51de7..686e774 100644
--- a/crates/vk-rs/src/main.rs
+++ b/crates/vk-rs/src/main.rs
@@ -543,7 +543,9 @@ impl MyAppCreator {
             .build();
         queue_create_infos.push(queue_create_info);
 
-        let physical_device_features = vk::PhysicalDeviceFeatures::builder().build();
+        let physical_device_features = vk::PhysicalDeviceFeatures::builder()
+            .sampler_anisotropy(true)
+            .build();
 
         let enable_extension_names = required_device_extensions
             .iter()
diff --git a/shaders/main.frag b/shaders/main.frag.glsl
similarity index 100%
rename from shaders/main.frag
rename to shaders/main.frag.glsl
diff --git a/shaders/main.vert b/shaders/main.vert.glsl
similarity index 100%
rename from shaders/main.vert
rename to shaders/main.vert.glsl