diff --git a/submodules/diff-gaussian-rasterization/cuda_rasterizer/rasterizer_impl.h b/submodules/diff-gaussian-rasterization/cuda_rasterizer/rasterizer_impl.h
index bc3f0ec..8e90ecb 100644
--- a/submodules/diff-gaussian-rasterization/cuda_rasterizer/rasterizer_impl.h
+++ b/submodules/diff-gaussian-rasterization/cuda_rasterizer/rasterizer_impl.h
@@ -15,6 +15,7 @@
 #include <vector>
 #include "rasterizer.h"
 #include <cuda_runtime_api.h>
+#include <cstdint>
 
 namespace CudaRasterizer
 {
@@ -71,4 +72,4 @@ namespace CudaRasterizer
 		T::fromChunk(size, P);
 		return ((size_t)size) + 128;
 	}
-};
\ No newline at end of file
+};