--- SConstruct
+++ SConstruct
@@ -139,6 +139,10 @@ LIBRARY_FLAGS = {
       'library:shared': {
         'CPPDEFINES': ['V8_SHARED'],
         'LIBS': ['pthread']
+      },
+      'arch:x64': {
+        'CCFLAGS':      ['-fPIC'],
+        'CXXFLAGS':     ['-fPIC']
       }
     },
     'os:macos': {