diff --git a/benchmark/ffi/add-f64.js b/benchmark/ffi/add-f64.js
index fab6457e33a09d..f4e1dbac4ac3d4 100644
--- a/benchmark/ffi/add-f64.js
+++ b/benchmark/ffi/add-f64.js
@@ -13,7 +13,7 @@ const bench = common.createBenchmark(main, {
 ensureFixtureLibrary();
 
 const { lib, functions } = ffi.dlopen(libraryPath, {
-  add_f64: { result: 'f64', parameters: ['f64', 'f64'] },
+  add_f64: { return: 'f64', arguments: ['f64', 'f64'] },
 });
 
 const add = functions.add_f64;
diff --git a/benchmark/ffi/add-i32.js b/benchmark/ffi/add-i32.js
index bc8e2c4138080e..9a77a6f998f79d 100644
--- a/benchmark/ffi/add-i32.js
+++ b/benchmark/ffi/add-i32.js
@@ -13,7 +13,7 @@ const bench = common.createBenchmark(main, {
 ensureFixtureLibrary();
 
 const { lib, functions } = ffi.dlopen(libraryPath, {
-  add_i32: { result: 'i32', parameters: ['i32', 'i32'] },
+  add_i32: { return: 'i32', arguments: ['i32', 'i32'] },
 });
 
 const add = functions.add_i32;
diff --git a/benchmark/ffi/getpid.js b/benchmark/ffi/getpid.js
index c2e7d4ed89c34e..8008f407305e49 100644
--- a/benchmark/ffi/getpid.js
+++ b/benchmark/ffi/getpid.js
@@ -10,7 +10,7 @@ const bench = common.createBenchmark(main, {
 });
 
 const { lib, functions } = ffi.dlopen(null, {
-  uv_os_getpid: { result: 'i32', parameters: [] },
+  uv_os_getpid: { return: 'i32', arguments: [] },
 });
 
 const getpid = functions.uv_os_getpid;
diff --git a/benchmark/ffi/many-args.js b/benchmark/ffi/many-args.js
index bacd873df52d1b..bc269ace0c3e26 100644
--- a/benchmark/ffi/many-args.js
+++ b/benchmark/ffi/many-args.js
@@ -13,7 +13,7 @@ const bench = common.createBenchmark(main, {
 ensureFixtureLibrary();
 
 const { lib, functions } = ffi.dlopen(libraryPath, {
-  sum_6_i32: { result: 'i32', parameters: ['i32', 'i32', 'i32', 'i32', 'i32', 'i32'] },
+  sum_6_i32: { return: 'i32', arguments: ['i32', 'i32', 'i32', 'i32', 'i32', 'i32'] },
 });
 
 const fn = functions.sum_6_i32;
diff --git a/benchmark/ffi/pointer-bigint.js b/benchmark/ffi/pointer-bigint.js
index c44ef7f1656a0c..9ea01d28490e00 100644
--- a/benchmark/ffi/pointer-bigint.js
+++ b/benchmark/ffi/pointer-bigint.js
@@ -13,7 +13,7 @@ const bench = common.createBenchmark(main, {
 ensureFixtureLibrary();
 
 const { lib, functions } = ffi.dlopen(libraryPath, {
-  pointer_to_usize: { result: 'u64', parameters: ['pointer'] },
+  pointer_to_usize: { return: 'u64', arguments: ['pointer'] },
 });
 
 const fn = functions.pointer_to_usize;
diff --git a/benchmark/ffi/sum-buffer.js b/benchmark/ffi/sum-buffer.js
index 3117f61aaedabf..60e25a85418565 100644
--- a/benchmark/ffi/sum-buffer.js
+++ b/benchmark/ffi/sum-buffer.js
@@ -14,7 +14,7 @@ const bench = common.createBenchmark(main, {
 ensureFixtureLibrary();
 
 const { lib, functions } = ffi.dlopen(libraryPath, {
-  sum_buffer: { result: 'u64', parameters: ['pointer', 'u64'] },
+  sum_buffer: { return: 'u64', arguments: ['pointer', 'u64'] },
 });
 
 function main({ n, size }) {