diff --git a/slither/printers/inheritance/inheritance_graph.py b/slither/printers/inheritance/inheritance_graph.py
index 8575407d41..396680bb6e 100644
--- a/slither/printers/inheritance/inheritance_graph.py
+++ b/slither/printers/inheritance/inheritance_graph.py
@@ -189,9 +189,8 @@ def output(self, filename):
         Args:
             filename(string)
         """
-
-        if filename == "":
-            filename = "contracts.dot"
+        if filename == "" or filename == ".":
+            filename = "inheritance-graph.dot"
         if not filename.endswith(".dot"):
             filename += ".inheritance-graph.dot"
         info = "Inheritance Graph: " + filename + "\n"