diff --git a/gpu/gpu_info_cuda.c b/gpu/gpu_info_cuda.c
index 509bf5c696..36743d7c4b 100644
--- a/gpu/gpu_info_cuda.c
+++ b/gpu/gpu_info_cuda.c
@@ -155,8 +155,8 @@ void cuda_check_vram(cuda_handle_t h, mem_info_t *resp) {
       }
     }
 
-    LOG(h.verbose, "[%d] CUDA totalMem %ld\n", i, memInfo.total);
-    LOG(h.verbose, "[%d] CUDA usedMem %ld\n", i, memInfo.used);
+    LOG(h.verbose, "[%d] CUDA totalMem %llu\n", i, memInfo.total);
+    LOG(h.verbose, "[%d] CUDA usedMem %llu\n", i, memInfo.used);
 
     resp->total += memInfo.total;
     resp->free += memInfo.free;