diff --git a/SuperBuild/CMake/External_fftw.cmake b/SuperBuild/CMake/External_fftw.cmake
index b963770fcafdf38c74eb58ec24fba5a321e31de8..473c539de9f01336b87a7c74dc8b415fffab2616 100644
--- a/SuperBuild/CMake/External_fftw.cmake
+++ b/SuperBuild/CMake/External_fftw.cmake
@@ -21,6 +21,7 @@ else()
   if(MSVC)
     # TODO : get precompiled binaries as not all MSVC versions can compile FFTW
       message(STATUS "  FFTW SuperBuild is not available yet...")
+      add_custom_target(${proj})
   else()
     message(STATUS "  Using FFTW SuperBuild version")
     # Compile the float version of FFTW