diff --git a/base/vulkandebug.cpp b/base/vulkandebug.cpp
index 9f2fce94..9e38c673 100644
--- a/base/vulkandebug.cpp
+++ b/base/vulkandebug.cpp
@@ -76,7 +76,7 @@ namespace vkDebug
 			instance,
 			&dbgCreateInfo,
 			nullptr,
-			(callBack != nullptr) ? &callBack : &msgCallback);
+			(callBack != VK_NULL_HANDLE) ? &callBack : &msgCallback);
 		assert(!err);
 	}
 	
diff --git a/base/vulkanexamplebase.cpp b/base/vulkanexamplebase.cpp
index bc7edec2..8db02739 100644
--- a/base/vulkanexamplebase.cpp
+++ b/base/vulkanexamplebase.cpp
@@ -247,7 +247,7 @@ void VulkanExampleBase::prepare()
 {
 	if (enableValidation)
 	{
-		vkDebug::setupDebugging(instance, VK_DEBUG_REPORT_ERROR_BIT_EXT | VK_DEBUG_REPORT_WARNING_BIT_EXT, NULL);
+		vkDebug::setupDebugging(instance, VK_DEBUG_REPORT_ERROR_BIT_EXT | VK_DEBUG_REPORT_WARNING_BIT_EXT, VK_NULL_HANDLE);
 	}
 	createCommandPool();
 	createSetupCommandBuffer();
@@ -887,10 +887,6 @@ void VulkanExampleBase::initVulkan(bool enableValidation)
 	vkGetPhysicalDeviceProperties(physicalDevice, &deviceProperties);
 	vkGetPhysicalDeviceFeatures(physicalDevice, &deviceFeatures);
 
-#if defined(__ANDROID__)
-	LOGD(deviceProperties.deviceName);
-#endif
-
 	// Gather physical device memory properties
 	vkGetPhysicalDeviceMemoryProperties(physicalDevice, &deviceMemoryProperties);