diff --git a/etc/SuperBuild/cmake/Modules/BuildOpenEXR.cmake b/etc/SuperBuild/cmake/Modules/BuildOpenEXR.cmake
index d963fcce..9b55cfdd 100644
--- a/etc/SuperBuild/cmake/Modules/BuildOpenEXR.cmake
+++ b/etc/SuperBuild/cmake/Modules/BuildOpenEXR.cmake
@@ -11,7 +11,6 @@ set(OpenEXR_ARGS
     -DOPENEXR_BUILD_TOOLS=OFF
     -DOPENEXR_INSTALL_EXAMPLES=OFF
     -DBUILD_TESTING=OFF
-    -DOPENEXR_ENABLE_THREADING=OFF
     -DOPENEXR_FORCE_INTERNAL_DEFLATE=ON)
 
 ExternalProject_Add(