diff --git a/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12-babel-7/input.js b/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12-babel-7/input.js
new file mode 100644
index 000000000000..cb943a888135
--- /dev/null
+++ b/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12-babel-7/input.js
@@ -0,0 +1,10 @@
+class A {
+  #x;
+}
+
+class B {
+  #x;
+  #y() {
+    this.#x;
+  }
+}
diff --git a/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12-babel-7/options.json b/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12-babel-7/options.json
new file mode 100644
index 000000000000..902656926d49
--- /dev/null
+++ b/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12-babel-7/options.json
@@ -0,0 +1,8 @@
+{
+  "BABEL_8_BREAKING": false,
+  "validateLogs": true,
+  "targets": "node 12.0",
+  "presets": [
+    ["env", { "debug": true }]
+  ]
+}
diff --git a/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12-babel-7/output.js b/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12-babel-7/output.js
new file mode 100644
index 000000000000..e31fc7c96568
--- /dev/null
+++ b/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12-babel-7/output.js
@@ -0,0 +1,22 @@
+class A {
+  #x;
+}
+
+var _x = /*#__PURE__*/new WeakMap();
+
+var _y = /*#__PURE__*/new WeakSet();
+
+class B {
+  constructor() {
+    babelHelpers.classPrivateMethodInitSpec(this, _y);
+    babelHelpers.classPrivateFieldInitSpec(this, _x, {
+      writable: true,
+      value: void 0
+    });
+  }
+
+}
+
+function _y2() {
+  babelHelpers.classPrivateFieldGet(this, _x);
+}
diff --git a/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12-babel-7/stdout.txt b/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12-babel-7/stdout.txt
new file mode 100644
index 000000000000..c5bba3f84935
--- /dev/null
+++ b/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12-babel-7/stdout.txt
@@ -0,0 +1,27 @@
+@babel/preset-env: `DEBUG` option
+
+Using targets:
+{
+  "node": "12"
+}
+
+Using modules transform: auto
+
+Using plugins:
+  proposal-class-static-block { node < 16.11 }
+  proposal-private-property-in-object { node < 16.9 }
+  syntax-class-properties
+  proposal-private-methods { node < 14.6 }
+  proposal-numeric-separator { node < 12.5 }
+  proposal-logical-assignment-operators { node < 15 }
+  proposal-nullish-coalescing-operator { node < 14 }
+  proposal-optional-chaining { node < 16.9 }
+  syntax-json-strings
+  syntax-optional-catch-binding
+  syntax-async-generators
+  syntax-object-rest-spread
+  proposal-export-namespace-from { node < 13.2 }
+  transform-modules-commonjs
+  proposal-dynamic-import
+
+Using polyfills: No polyfills were added, since the `useBuiltIns` option was not set.
diff --git a/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12/options.json b/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12/options.json
index 4a5669af3d79..d933b5a2c2ac 100644
--- a/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12/options.json
+++ b/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12/options.json
@@ -1,6 +1,7 @@
 {
+  "BABEL_8_BREAKING": true,
   "validateLogs": true,
-  "targets": "node 12",
+  "targets": "node 12.0",
   "presets": [
     ["env", { "debug": true }]
   ]
diff --git a/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12/stdout.txt b/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12/stdout.txt
index b027a5f8523c..f580ef19f1c4 100644
--- a/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/plugins-integration/class-features-node-12/stdout.txt
@@ -2,7 +2,7 @@
 
 Using targets:
 {
-  "node": "12.22"
+  "node": "12"
 }
 
 Using modules transform: auto
@@ -12,7 +12,7 @@ Using plugins:
   proposal-private-property-in-object { node < 16.9 }
   syntax-class-properties
   proposal-private-methods { node < 14.6 }
-  syntax-numeric-separator
+  proposal-numeric-separator { node < 12.5 }
   proposal-logical-assignment-operators { node < 15 }
   proposal-nullish-coalescing-operator { node < 14 }
   proposal-optional-chaining { node < 14 }