diff --git a/src/allmydata/client.py b/src/allmydata/client.py
index 0112fae02..3d4d97a9f 100644
--- a/src/allmydata/client.py
+++ b/src/allmydata/client.py
@@ -301,7 +301,9 @@ def create_introducer_clients(config, main_tub):
                     len(introducers),
                 )
             )
-    except EnvironmentError:
+    except EnvironmentError as e:
+        if e.errno != ENOENT:
+            raise
         introducers = {}
 
     if "default" in introducers.keys():