1 files changed, 5 insertions, 5 deletions
diff --git a/test/vpp_papi_provider.py b/test/vpp_papi_provider.py
index 584fe191a1b..1ca9a89a2ea 100644
--- a/test/vpp_papi_provider.py
+++ b/test/vpp_papi_provider.py
@@ -75,14 +75,14 @@ class VppPapiProvider(object):
         self.test_class = test_class
         self._expect_api_retval = self._zero
         self._expect_stack = []
-        jsonfiles = []
 
         install_dir = os.getenv('VPP_INSTALL_PATH')
-        for root, dirnames, filenames in os.walk(install_dir):
-            for filename in fnmatch.filter(filenames, '*.api.json'):
-                jsonfiles.append(os.path.join(root, filename))
 
-        self.vpp = VPP(jsonfiles, logger=test_class.logger,
+        # Vapi requires 'VPP_API_DIR', not set when run from Makefile.
+        if 'VPP_API_DIR' not in os.environ:
+            os.environ['VPP_API_DIR'] = os.getenv('VPP_INSTALL_PATH')
+
+        self.vpp = VPP(logger=test_class.logger,
                        read_timeout=read_timeout)
         self._events = deque()