diff --git a/pcbnew/CMakeLists.txt b/pcbnew/CMakeLists.txt
index 9edaecf559..122a66bb39 100644
--- a/pcbnew/CMakeLists.txt
+++ b/pcbnew/CMakeLists.txt
@@ -449,7 +449,7 @@ if( KICAD_SCRIPTING )   # Generate pcbnew.py and pcbnew_wrap.cxx using swig
     # We deliberately do not use the CMake support for swig here,
     # i.e. swig_add_footprint()) because we want full control.
 
-    set( SWIG_OPTS -python -c++ -outdir ${CMAKE_CURRENT_BINARY_DIR} ${SWIG_FLAGS} )
+    set( SWIG_OPTS -python -c++ -nothreads -outdir ${CMAKE_CURRENT_BINARY_DIR} ${SWIG_FLAGS} )
 
     if( EXISTS ${CMAKE_CURRENT_BINARY_DIR}/doxygen-xml )
         set( SWIG_OPTS ${SWIG_OPTS} -DENABLE_DOCSTRINGS_FROM_DOXYGEN )