diff --git a/CMakeLists.txt b/CMakeLists.txt
index b3fbfcbbd..48d4fa090 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -738,11 +738,14 @@ qt5_use_modules (jt9 Core)
 
 if (${OPENMP_FOUND})
   add_executable (jt9_omp lib/jt9.f90 lib/jt9a.f90 lib/jt9b.f90 lib/jt9c.f90 ${jt9_CXXSRCS} wsjtx.rc)
+  if (WIN32)
+    set (_extra_omp_link_flags "-Wl,--stack,8388608")
+  endif (WIN32)
   set_target_properties (jt9_omp
     PROPERTIES
     COMPILE_FLAGS ${OpenMP_C_FLAGS}
     Fortran_MODULE_DIRECTORY ${CMAKE_BINARY_DIR}/fortran_modules_omp
-    LINK_FLAGS "${OpenMP_C_FLAGS} -Wl,--stack,8388608"
+    LINK_FLAGS "${OpenMP_C_FLAGS} ${_extra_omp_link_flags}"
     )
   target_link_libraries (jt9_omp wsjt_omp ${FFTW3_LIBRARIES})
   qt5_use_modules (jt9_omp Core)