diff --git a/src/build.py b/src/build.py
index bd917b258..d6aa4189f 100644
--- a/src/build.py
+++ b/src/build.py
@@ -102,8 +102,11 @@ lib_env['LIBS'].append(env['ICU_LIB_NAME'])
 
 lib_env['LIBS'].append('freetype')
 
-if env['RUNTIME_LINK'] == 'static' and 'icuuc' in env['ICU_LIB_NAME']:
-    lib_env['LIBS'].append('icudata')
+if env['RUNTIME_LINK'] == 'static':
+    if env['PLATFORM'] == 'Linux':
+        lib_env['LINKFLAGS'].append('-pthread')
+    if 'icuuc' in env['ICU_LIB_NAME']:
+        lib_env['LIBS'].append('icudata')
 
 if env['RUNTIME_LINK'] != 'static':
     lib_env['LIBS'].insert(0, 'agg')