diff --git a/Modules/ThirdParty/DCMTK/CMakeLists.txt b/Modules/ThirdParty/DCMTK/CMakeLists.txt
index 19063035bfc..89d96b6493c 100644
--- a/Modules/ThirdParty/DCMTK/CMakeLists.txt
+++ b/Modules/ThirdParty/DCMTK/CMakeLists.txt
@@ -335,6 +335,7 @@ endforeach()
     -DCMAKE_INSTALL_BINDIR:PATH=${CMAKE_INSTALL_BINDIR}
     -DDCMTK_ENABLE_BUILTIN_OFICONV_DATA:BOOL=${DCMTK_ENABLE_BUILTIN_OFICONV_DATA}
     -DCMAKE_CXX_FLAGS:STRING=${DCMTK_CXX_FLAGS}
+    -DDCMTK_WITH_THREADS:BOOL=${DCMTK_WITH_THREADS}
     ${CHARSET_CONVERSION_ARGS}
     DEPENDS ${JPEG_DEPENDENCY} ${PNG_DEPENDENCY} ${TIFF_DEPENDENCY} ${ICU_DEPENDENCY}
     BUILD_BYPRODUCTS ${DCMTK_BYPRODUCTS}