diff --git a/src/test/jtx/Env.h b/src/test/jtx/Env.h
index 4c33d4a681e..4cd83f617e9 100644
--- a/src/test/jtx/Env.h
+++ b/src/test/jtx/Env.h
@@ -528,7 +528,7 @@ class Env
     /** Gets the TER result and `didApply` flag from a RPC Json result object.
      */
     static ParsedResult
-    parseResult(Json::Value const& jr, bool checkTER = true);
+    parseResult(Json::Value const& jr, bool checkTER);
 
     /** Submit an existing JTx.
         This calls postconditions.