diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 1e01d25478a670b606bfdf750db4d24c2533e18a..b321bf69b070a5776f10dad14a8573eaa1eb443a 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -18,9 +18,9 @@ jobs:
           - os: ubuntu-20.04
             cuda: "11.3"
             arch: 86
-          - os: ubuntu-18.04
-            cuda: "10.2"
-            arch: 75
+        #   - os: ubuntu-18.04
+        #     cuda: "10.2"
+        #     arch: 75
     env:
       build_dir: "build"
       config: "Release"
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 566495c945ed8ef0959a32044be10857e5721239..0f265b7104c45c143d536dfed91b4510c1834962 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -285,9 +285,11 @@ if (Python_FOUND)
 	if (MSVC)
 		# Copy dlls needed at runtime
 		file(GLOB CUBLAS_DLLS "${CUDA_COMPILER_BIN}/cublas*.dll")
-		add_custom_command(TARGET pyngp POST_BUILD
-			COMMAND ${CMAKE_COMMAND} -E copy ${CUBLAS_DLLS} $<TARGET_FILE_DIR:pyngp>
-			COMMAND_EXPAND_LISTS
-		)
+		if (CUBLAS_DLLS)
+			add_custom_command(TARGET pyngp POST_BUILD
+				COMMAND ${CMAKE_COMMAND} -E copy ${CUBLAS_DLLS} $<TARGET_FILE_DIR:pyngp>
+				COMMAND_EXPAND_LISTS
+			)
+		endif()
 	endif()
 endif()