diff --git a/bimsim.cu b/bimsim.cu
index 8046786..c1c683f 100644
--- a/bimsim.cu
+++ b/bimsim.cu
@@ -228,7 +228,9 @@ void set_simulation(){
 	if (use_cuda) cuda_device = args["cuda"].as_int();
 	if (!stim::testDevice(cuda_device, cuda_major, cuda_minor)) {			//make sure the device supports the necessary compute capability
 		std::cout << "ERROR: CUDA device doesn't support compute capability " << cuda_major << "." << cuda_minor << std::endl;
+		stim::printDevice(cuda_device);
 		exit(1);
+		use_cuda = false;
 	}
 	if(args["debug"].is_set()) g_debug_images = true;						//set debug flags
 	if(args["verbose"].is_set()) g_verbose = true;
--
libgit2 0.21.4