diff --git a/SConstruct b/SConstruct
index 3ce85b7..00abca2 100644
--- a/SConstruct
+++ b/SConstruct
@@ -172,7 +172,7 @@
     env['ENV'][key] = os.environ[key]
 
 
-env['LINKFLAGS'] = env['LDFLAGS']
+env['LINKFLAGS'] = env.get('LDFLAGS', '')
 env['CCFLAGS'] = ' '.join("""-g
                              -fno-exceptions
                              -fno-strict-aliasing