diff --git a/physical_device.cpp b/physical_device.cpp
index e828e7c..58527da 100644
--- a/physical_device.cpp
+++ b/physical_device.cpp
@@ -63,12 +63,19 @@ physical_device::features (void) const
 VkSurfaceCapabilitiesKHR
 physical_device::surface_capabilities (VkSurfaceKHR surface) const
 {
-    VkSurfaceCapabilitiesKHR value;
-    error::try_func (
-        &vkGetPhysicalDeviceSurfaceCapabilitiesKHR, id (), surface, &value
+    return error::try_query (
+        vkGetPhysicalDeviceSurfaceCapabilitiesKHR, id (), surface
     );
+}
 
-    return value;
+
+//-----------------------------------------------------------------------------
+VkPhysicalDeviceMemoryProperties
+physical_device::memory_properties (void) const
+{
+    return error::try_query (
+        vkGetPhysicalDeviceMemoryProperties, id ()
+    );
 }
 
 
diff --git a/physical_device.hpp b/physical_device.hpp
index f943022..65a29b6 100644
--- a/physical_device.hpp
+++ b/physical_device.hpp
@@ -34,6 +34,7 @@ namespace cruft::vk {
         VkPhysicalDeviceProperties properties (void) const;
         VkPhysicalDeviceFeatures features (void) const;
         VkSurfaceCapabilitiesKHR surface_capabilities (VkSurfaceKHR) const;
+        VkPhysicalDeviceMemoryProperties memory_properties (void) const;
 
         std::vector<VkQueueFamilyProperties> queue_families (void) const;