diff --git a/projects/apis/vulkan/src/output_device/vulkan_physical_device.c b/projects/apis/vulkan/src/output_device/vulkan_physical_device.c
index abdf4b7..5447b64 100644
--- a/projects/apis/vulkan/src/output_device/vulkan_physical_device.c
+++ b/projects/apis/vulkan/src/output_device/vulkan_physical_device.c
@@ -49,7 +49,7 @@ gnPhysicalDevice* gnGetPhysicalDevicesFn(gnInstanceHandle instance, uint32_t* de
     return outputDevices;
 }
 
-gnBool gnQueueCanPresentToSurfaceFn(const struct gnPhysicalDevice_t device, uint32_t queueIndex, gnWindowSurfaceHandle windowSurface) {
+gnBool gnQueueCanPresentToSurfaceFn(const gnPhysicalDevice device, uint32_t queueIndex, gnWindowSurfaceHandle windowSurface) {
     VkBool32 supportsPresent = VK_FALSE;
     vkGetPhysicalDeviceSurfaceSupportKHR(device.physicalDevice->device, queueIndex, windowSurface->windowSurface->surface, &supportsPresent);
     if (supportsPresent)
diff --git a/projects/apis/vulkan/src/vulkan_surface/vulkan_surface.c b/projects/apis/vulkan/src/vulkan_surface/vulkan_surface.c
index a3daf7b..1b722d9 100644
--- a/projects/apis/vulkan/src/vulkan_surface/vulkan_surface.c
+++ b/projects/apis/vulkan/src/vulkan_surface/vulkan_surface.c
@@ -61,13 +61,13 @@ void gnDestroyWindowSurfaceFn(struct gnWindowSurface_t* windowSurface) {
     vkDestroySurfaceKHR(windowSurface->instance->instance->vk_instance, windowSurface->windowSurface->surface, NULL);
 }
 
-struct gnSurfaceFormat_t* vkGetSurfaceFormats(
-    struct gnWindowSurface_t* windowSurface, struct gnPhysicalDevice_t device, uint32_t* formatCount
+gnSurfaceFormat* vkGetSurfaceFormats(
+    struct gnWindowSurface_t* windowSurface, gnPhysicalDevice device, uint32_t* formatCount
 ) {
-    struct gnSurfaceFormat_t* formats = NULL;
+    gnSurfaceFormat* formats = NULL;
 
     vkGetPhysicalDeviceSurfaceFormatsKHR(device.physicalDevice->device, windowSurface->windowSurface->surface, formatCount, NULL);
-    formats = malloc(sizeof(struct gnSurfaceFormat_t) * *formatCount);
+    formats = malloc(sizeof(gnSurfaceFormat) * *formatCount);
     VkSurfaceFormatKHR* vkFormats = malloc(sizeof(VkSurfaceFormatKHR) * *formatCount);;
 
     if (*formatCount > 0) {