diff options
Diffstat (limited to 'pkgs/development/libraries/opencv')
| -rw-r--r-- | pkgs/development/libraries/opencv/default.nix | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/pkgs/development/libraries/opencv/default.nix b/pkgs/development/libraries/opencv/default.nix index db8a5e5a41b..ad27742d0b4 100644 --- a/pkgs/development/libraries/opencv/default.nix +++ b/pkgs/development/libraries/opencv/default.nix @@ -61,7 +61,7 @@ stdenv.mkDerivation rec { nativeBuildInputs = [ cmake pkgconfig unzip ]; - NIX_CFLAGS_COMPILE = lib.optional enableEXR "-I${ilmbase.dev}/include/OpenEXR"; + NIX_CFLAGS_COMPILE = lib.optionalString enableEXR "-I${ilmbase.dev}/include/OpenEXR"; cmakeFlags = [ (opencvFlag "TIFF" enableTIFF) |