diff --git a/VkCppGenerator.cpp b/VkCppGenerator.cpp
index 2a0a519..d9cae97 100644
--- a/VkCppGenerator.cpp
+++ b/VkCppGenerator.cpp
@@ -1875,6 +1875,7 @@ int main( int argc, char **argv )
   ofs << std::endl << "#pragma once" << std::endl;
 
   ofs << "#include <array>" << std::endl
+      << "#include <cassert>" << std::endl
       << "#include <cstdint>" << std::endl
       << "#include <cstring>" << std::endl
       << "#include <vulkan/vulkan.h>" << std::endl
diff --git a/vulkan/vk_cpp.h b/vulkan/vk_cpp.h
index d19bc92..f5453dc 100644
--- a/vulkan/vk_cpp.h
+++ b/vulkan/vk_cpp.h
@@ -27,6 +27,7 @@
 
 #pragma once
 #include <array>
+#include <cassert>
 #include <cstdint>
 #include <cstring>
 #include <vulkan/vulkan.h>