diff --git a/attachments/30_multisampling.cpp b/attachments/30_multisampling.cpp
index 862a96f0..234a78b6 100644
--- a/attachments/30_multisampling.cpp
+++ b/attachments/30_multisampling.cpp
@@ -588,11 +588,6 @@ class HelloTriangleApplication
 		    vk::FormatFeatureFlagBits::eDepthStencilAttachment);
 	}
 
-	static bool hasStencilComponent(vk::Format format)
-	{
-		return format == vk::Format::eD32SfloatS8Uint || format == vk::Format::eD24UnormS8Uint;
-	}
-
 	void createTextureImage()
 	{
 		int            texWidth, texHeight, texChannels;
diff --git a/attachments/32_ecosystem_utilities.cpp b/attachments/32_ecosystem_utilities.cpp
index a0a4c2d2..3e493a2c 100644
--- a/attachments/32_ecosystem_utilities.cpp
+++ b/attachments/32_ecosystem_utilities.cpp
@@ -843,11 +843,6 @@ class HelloTriangleApplication
 		    vk::FormatFeatureFlagBits::eDepthStencilAttachment);
 	}
 
-	static bool hasStencilComponent(vk::Format format)
-	{
-		return format == vk::Format::eD32SfloatS8Uint || format == vk::Format::eD24UnormS8Uint;
-	}
-
 	void createTextureImage()
 	{
 		int            texWidth, texHeight, texChannels;
diff --git a/attachments/35_gltf_ktx.cpp b/attachments/35_gltf_ktx.cpp
index 777010f4..accba85b 100644
--- a/attachments/35_gltf_ktx.cpp
+++ b/attachments/35_gltf_ktx.cpp
@@ -773,11 +773,6 @@ class VulkanApplication
 		    vk::FormatFeatureFlagBits::eDepthStencilAttachment);
 	}
 
-	static bool hasStencilComponent(vk::Format format)
-	{
-		return format == vk::Format::eD32SfloatS8Uint || format == vk::Format::eD24UnormS8Uint;
-	}
-
 	void createTextureImage()
 	{
 		// Load KTX2 texture instead of using stb_image
diff --git a/attachments/36_multiple_objects.cpp b/attachments/36_multiple_objects.cpp
index 9afc9003..6645a569 100644
--- a/attachments/36_multiple_objects.cpp
+++ b/attachments/36_multiple_objects.cpp
@@ -844,11 +844,6 @@ class VulkanApplication
 		    vk::FormatFeatureFlagBits::eDepthStencilAttachment);
 	}
 
-	static bool hasStencilComponent(vk::Format format)
-	{
-		return format == vk::Format::eD32SfloatS8Uint || format == vk::Format::eD24UnormS8Uint;
-	}
-
 	void createTextureImage()
 	{
 		// Load KTX2 texture instead of using stb_image
diff --git a/attachments/38_ray_tracing.cpp b/attachments/38_ray_tracing.cpp
index e0843931..417f5b9d 100644
--- a/attachments/38_ray_tracing.cpp
+++ b/attachments/38_ray_tracing.cpp
@@ -736,11 +736,6 @@ class VulkanRaytracingApplication
 		    vk::FormatFeatureFlagBits::eDepthStencilAttachment);
 	}
 
-	static bool hasStencilComponent(vk::Format format)
-	{
-		return format == vk::Format::eD32SfloatS8Uint || format == vk::Format::eD24UnormS8Uint;
-	}
-
 	std::pair<vk::raii::Image, vk::raii::DeviceMemory> createTextureImage(const std::string &path)
 	{
 		int            texWidth, texHeight, texChannels;
diff --git a/attachments/advanced_gltf/renderer_utils.cpp b/attachments/advanced_gltf/renderer_utils.cpp
index 46319fbf..80a8e83e 100644
--- a/attachments/advanced_gltf/renderer_utils.cpp
+++ b/attachments/advanced_gltf/renderer_utils.cpp
@@ -79,11 +79,6 @@ vk::Format Renderer::findDepthFormat() {
   }
 }
 
-// Check if format has stencil component
-bool Renderer::hasStencilComponent(vk::Format format) {
-  return format == vk::Format::eD32SfloatS8Uint || format == vk::Format::eD24UnormS8Uint;
-}
-
 // Read file
 std::vector<char> Renderer::readFile(const std::string& filename) {
   try {
diff --git a/attachments/openxr_engine/renderer_utils.cpp b/attachments/openxr_engine/renderer_utils.cpp
index a5104a04..72424d19 100644
--- a/attachments/openxr_engine/renderer_utils.cpp
+++ b/attachments/openxr_engine/renderer_utils.cpp
@@ -80,11 +80,6 @@ vk::Format Renderer::findDepthFormat() {
   }
 }
 
-// Check if format has stencil component
-bool Renderer::hasStencilComponent(vk::Format format) {
-  return format == vk::Format::eD32SfloatS8Uint || format == vk::Format::eD24UnormS8Uint;
-}
-
 // Read file
 std::vector<char> Renderer::readFile(const std::string& filename) {
   try {
diff --git a/attachments/simple_engine/renderer_utils.cpp b/attachments/simple_engine/renderer_utils.cpp
index eef4d3ee..6522cf83 100644
--- a/attachments/simple_engine/renderer_utils.cpp
+++ b/attachments/simple_engine/renderer_utils.cpp
@@ -80,11 +80,6 @@ vk::Format Renderer::findDepthFormat() {
   }
 }
 
-// Check if format has stencil component
-bool Renderer::hasStencilComponent(vk::Format format) {
-  return format == vk::Format::eD32SfloatS8Uint || format == vk::Format::eD24UnormS8Uint;
-}
-
 // Read file
 std::vector<char> Renderer::readFile(const std::string& filename) {
   try {
diff --git a/attachments/sync2_engine/renderer_utils.cpp b/attachments/sync2_engine/renderer_utils.cpp
index 5df269f0..7f0fca45 100644
--- a/attachments/sync2_engine/renderer_utils.cpp
+++ b/attachments/sync2_engine/renderer_utils.cpp
@@ -80,11 +80,6 @@ vk::Format Renderer::findDepthFormat() {
   }
 }
 
-// Check if format has stencil component
-bool Renderer::hasStencilComponent(vk::Format format) {
-  return format == vk::Format::eD32SfloatS8Uint || format == vk::Format::eD24UnormS8Uint;
-}
-
 // Resolve path
 std::string Renderer::ResolvePath(const std::string& filename) const {
   if (filename.empty()) return "";