diff --git a/src/nix-env/nix-env.cc b/src/nix-env/nix-env.cc
index c4e981d49..a69d3700d 100644
--- a/src/nix-env/nix-env.cc
+++ b/src/nix-env/nix-env.cc
@@ -947,7 +947,7 @@ static void queryJSON(Globals & globals, std::vector<DrvInfo> & elems, bool prin
                         placeholder.write(nullptr);
                     } else {
                         PathSet context;
-                        printValueAsJSON(*globals.state, true, *v, noPos, placeholder, context, false);
+                        printValueAsJSON(*globals.state, true, *v, noPos, placeholder, context);
                     }
                 }
             }
diff --git a/src/nix-instantiate/nix-instantiate.cc b/src/nix-instantiate/nix-instantiate.cc
index 80f35828c..6b5ba595d 100644
--- a/src/nix-instantiate/nix-instantiate.cc
+++ b/src/nix-instantiate/nix-instantiate.cc
@@ -53,7 +53,7 @@ void processExpr(EvalState & state, const Strings & attrPaths,
             if (output == okXML)
                 printValueAsXML(state, strict, location, vRes, std::cout, context, noPos);
             else if (output == okJSON) {
-                printValueAsJSON(state, strict, vRes, v.determinePos(noPos), std::cout, context, false);
+                printValueAsJSON(state, strict, vRes, v.determinePos(noPos), std::cout, context);
                 std::cout << std::endl;
             } else {
                 if (strict) state.forceValueDeep(vRes);