diff --git a/ports/opencv/CONTROL b/ports/opencv/CONTROL
index 4727d4370..03328915d 100644
--- a/ports/opencv/CONTROL
+++ b/ports/opencv/CONTROL
@@ -1,5 +1,5 @@
 Source: opencv
-Version: 3.4.3-5
+Version: 3.4.3-6
 Build-Depends: zlib
 Description: computer vision library
 Default-Features: opengl, jpeg, png, tiff, eigen, flann
diff --git a/ports/opencv/portfile.cmake b/ports/opencv/portfile.cmake
index 42ac28183..49e42466a 100644
--- a/ports/opencv/portfile.cmake
+++ b/ports/opencv/portfile.cmake
@@ -287,7 +287,7 @@ vcpkg_configure_cmake(
         ${BUILD_WITH_CONTRIB_FLAG}
         -DOPENCV_OTHER_INSTALL_PATH=share/opencv
         # WITH
-        -DWITH_CUBLAS=OFF
+        -DWITH_CUBLAS=${WITH_CUDA}
         -DWITH_CUDA=${WITH_CUDA}
         -DWITH_EIGEN=${WITH_EIGEN}
         -DWITH_FFMPEG=${WITH_FFMPEG}