diff --git a/validate/launcher/vfb_server.py b/validate/launcher/vfb_server.py
index 5a24c58f9a..7dc6a15d3c 100644
--- a/validate/launcher/vfb_server.py
+++ b/validate/launcher/vfb_server.py
@@ -95,7 +95,7 @@ class Xvfb(VirtualFrameBufferServer):
                 self._process = None
         except Exception as ex:
             return (False, "Could not launch %s %s\n"
-                    "Make sure Xvbf is installed" % (self._command, ex))
+                    "Make sure Xvfb is installed" % (self._command, ex))
 
     def stop(self):
         """ Stop the xvfb subprocess if running. """