diff --git a/src/ptk_vk/device.c b/src/ptk_vk/device.c
index e03b022..79b2cb4 100644
--- a/src/ptk_vk/device.c
+++ b/src/ptk_vk/device.c
@@ -18,7 +18,7 @@ VkQueue g_graphics_queue;
 VkQueue g_present_queue;
 
 QueueFamilyIndices g_queue_family_indices = {0};
-const size_t g_queue_family_count = sizeof(QueueFamilyIndices) / sizeof(PTK_OPTION(uint32_t));
+static const size_t m_queue_family_count = sizeof(QueueFamilyIndices) / sizeof(PTK_OPTION(uint32_t));
 
 PTK_LIST_DEFINE(VkQueueFamilyProperties);
 
@@ -96,9 +96,9 @@ PTK_OPTION(VkDevice) vk_create_logical_dev(VkPhysicalDevice physical_dev, VkSurf
         return PTK_OPTION_NONE(VkDevice);
     }
 
-    VkDeviceQueueCreateInfo queue_create_infos[g_queue_family_count];
+    VkDeviceQueueCreateInfo queue_create_infos[m_queue_family_count];
 
-    for (size_t i = 0; i < g_queue_family_count; ++i) {
+    for (size_t i = 0; i < m_queue_family_count; ++i) {
         const PTK_OPTION(uint32_t) index = *(((PTK_OPTION(uint32_t) *)&g_queue_family_indices) + i);
 
         queue_create_infos[i] = (VkDeviceQueueCreateInfo){
@@ -120,7 +120,7 @@ PTK_OPTION(VkDevice) vk_create_logical_dev(VkPhysicalDevice physical_dev, VkSurf
                 .sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO,
                 .pNext = NULL,
                 .flags = 0,
-                .queueCreateInfoCount = g_queue_family_count,
+                .queueCreateInfoCount = m_queue_family_count,
                 .pQueueCreateInfos = queue_create_infos,
                 .enabledLayerCount = validation_layers.size,
                 .ppEnabledLayerNames = validation_layers.data,
diff --git a/src/ptk_vk/device.h b/src/ptk_vk/device.h
index daea122..5303f5d 100644
--- a/src/ptk_vk/device.h
+++ b/src/ptk_vk/device.h
@@ -21,7 +21,6 @@ typedef struct {
 } QueueFamilyIndices;
 
 extern QueueFamilyIndices g_queue_family_indices;
-extern const size_t g_queue_family_count;
 
 extern VkQueue g_graphics_queue;
 extern VkQueue g_present_queue;