diff --git a/clang/test/Unit/lit.cfg.py b/clang/test/Unit/lit.cfg.py
index 60a1e79e9330ec..8e3e6f2e862d72 100644
--- a/clang/test/Unit/lit.cfg.py
+++ b/clang/test/Unit/lit.cfg.py
@@ -50,7 +50,7 @@
         config.environment[var] = os.environ[var]
 
 def find_shlibpath_var():
-    if platform.system() in ['Linux', 'FreeBSD', 'NetBSD', 'SunOS']:
+    if platform.system() in ['Linux', 'FreeBSD', 'NetBSD', 'OpenBSD', 'SunOS']:
         yield 'LD_LIBRARY_PATH'
     elif platform.system() == 'Darwin':
         yield 'DYLD_LIBRARY_PATH'