diff --git a/setup.py b/setup.py
index 7cc1f4f..b60468b 100755
--- a/setup.py
+++ b/setup.py
@@ -49,7 +49,7 @@ except ImportError:
 import setup_zstd
 
 SUPPORT_LEGACY = False
-SYSTEM_ZSTD = False
+SYSTEM_ZSTD = True
 WARNINGS_AS_ERRORS = False
 C_BACKEND = True
 CFFI_BACKEND = True