diff --git a/packages/babel-helper-create-class-features-plugin/src/fields.js b/packages/babel-helper-create-class-features-plugin/src/fields.js
index 80e1ec1b40..b3d2ccff0e 100644
--- a/packages/babel-helper-create-class-features-plugin/src/fields.js
+++ b/packages/babel-helper-create-class-features-plugin/src/fields.js
@@ -501,7 +501,9 @@ function replaceThisContext(path, ref, superRef, file, loose) {
     file,
     getObjectRef() {
       state.needsClassRef = true;
-      return path.node.static ? ref : t.thisExpression();
+      return path.node.static
+        ? ref
+        : t.memberExpression(ref, t.identifier("prototype"));
     },
   });
   replacer.replace();
diff --git a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method-loose/super/exec.js b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method-loose/super/exec.js
index 9fcc52c264..63d8fe8cdf 100644
--- a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method-loose/super/exec.js
+++ b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method-loose/super/exec.js
@@ -1,10 +1,14 @@
 class Base {
   superMethod() {
-    return 1017;
+    return 'good';
   }
 }
 
 class Sub extends Base {
+  superMethod() {
+    return 'bad';
+  }
+
   #privateMethod() {
     return super.superMethod();
   }
@@ -14,4 +18,4 @@ class Sub extends Base {
   }
 }
 
-expect((new Sub()).publicMethod()).toEqual(1017);
\ No newline at end of file
+expect((new Sub()).publicMethod()).toEqual('good');
diff --git a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method-loose/super/input.js b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method-loose/super/input.js
index 57879b021e..d85e01133a 100644
--- a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method-loose/super/input.js
+++ b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method-loose/super/input.js
@@ -1,10 +1,14 @@
 class Base {
   superMethod() {
-    return 1017;
+    return 'good';
   }
 }
 
 class Sub extends Base {
+  superMethod() {
+    return 'bad';
+  }
+
   #privateMethod() {
     return super.superMethod();
   }
@@ -12,4 +16,4 @@ class Sub extends Base {
   publicMethod() {
     return this.#privateMethod();
   }
-}
\ No newline at end of file
+}
diff --git a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method-loose/super/output.js b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method-loose/super/output.js
index b245ccca9f..f12c62348c 100644
--- a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method-loose/super/output.js
+++ b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method-loose/super/output.js
@@ -1,6 +1,6 @@
 class Base {
   superMethod() {
-    return 1017;
+    return 'good';
   }
 
 }
@@ -13,6 +13,10 @@ class Sub extends Base {
     });
   }
 
+  superMethod() {
+    return 'bad';
+  }
+
   publicMethod() {
     return babelHelpers.classPrivateFieldLooseBase(this, _privateMethod)[_privateMethod]();
   }
diff --git a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method/super/exec.js b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method/super/exec.js
index 9fcc52c264..63d8fe8cdf 100644
--- a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method/super/exec.js
+++ b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method/super/exec.js
@@ -1,10 +1,14 @@
 class Base {
   superMethod() {
-    return 1017;
+    return 'good';
   }
 }
 
 class Sub extends Base {
+  superMethod() {
+    return 'bad';
+  }
+
   #privateMethod() {
     return super.superMethod();
   }
@@ -14,4 +18,4 @@ class Sub extends Base {
   }
 }
 
-expect((new Sub()).publicMethod()).toEqual(1017);
\ No newline at end of file
+expect((new Sub()).publicMethod()).toEqual('good');
diff --git a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method/super/input.js b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method/super/input.js
index 57879b021e..d85e01133a 100644
--- a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method/super/input.js
+++ b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method/super/input.js
@@ -1,10 +1,14 @@
 class Base {
   superMethod() {
-    return 1017;
+    return 'good';
   }
 }
 
 class Sub extends Base {
+  superMethod() {
+    return 'bad';
+  }
+
   #privateMethod() {
     return super.superMethod();
   }
@@ -12,4 +16,4 @@ class Sub extends Base {
   publicMethod() {
     return this.#privateMethod();
   }
-}
\ No newline at end of file
+}
diff --git a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method/super/output.js b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method/super/output.js
index 63878e0e22..d934fb365e 100644
--- a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method/super/output.js
+++ b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-method/super/output.js
@@ -1,6 +1,6 @@
 class Base {
   superMethod() {
-    return 1017;
+    return 'good';
   }
 
 }
@@ -12,6 +12,10 @@ class Sub extends Base {
     _privateMethod.add(this);
   }
 
+  superMethod() {
+    return 'bad';
+  }
+
   publicMethod() {
     return babelHelpers.classPrivateMethodGet(this, _privateMethod, _privateMethod2).call(this);
   }
@@ -21,5 +25,5 @@ class Sub extends Base {
 var _privateMethod = new WeakSet();
 
 var _privateMethod2 = function _privateMethod2() {
-  return babelHelpers.get(babelHelpers.getPrototypeOf(this), "superMethod", this).call(this);
+  return babelHelpers.get(babelHelpers.getPrototypeOf(Sub.prototype), "superMethod", this).call(this);
 };
diff --git a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method-loose/super/exec.js b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method-loose/super/exec.js
index 2793aa6e60..1d6f0c6355 100644
--- a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method-loose/super/exec.js
+++ b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method-loose/super/exec.js
@@ -1,8 +1,14 @@
 class Base {
-  static basePublicStaticMethod() { return 1017; }
+  static basePublicStaticMethod() {
+    return 'good';
+  }
 }
 
 class Sub extends Base {
+  static basePublicStaticMethod() {
+    return 'bad';
+  }
+
   static #subStaticPrivateMethod() {
     return super.basePublicStaticMethod();
   }
@@ -12,4 +18,4 @@ class Sub extends Base {
   }
 }
 
-expect(Sub.check()).toEqual(1017);
\ No newline at end of file
+expect(Sub.check()).toEqual('good');
diff --git a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method-loose/super/input.js b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method-loose/super/input.js
index 2a8aba080f..e5fb0ecd5e 100644
--- a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method-loose/super/input.js
+++ b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method-loose/super/input.js
@@ -1,8 +1,14 @@
 class Base {
-  static basePublicStaticMethod() { return 1017; }
+  static basePublicStaticMethod() {
+    return 'good';
+  }
 }
 
 class Sub extends Base {
+  static basePublicStaticMethod() {
+    return 'bad';
+  }
+
   static #subStaticPrivateMethod() {
     return super.basePublicStaticMethod();
   }
diff --git a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method-loose/super/output.js b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method-loose/super/output.js
index 4f6bc36984..98be96809b 100644
--- a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method-loose/super/output.js
+++ b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method-loose/super/output.js
@@ -1,11 +1,15 @@
 class Base {
   static basePublicStaticMethod() {
-    return 1017;
+    return 'good';
   }
 
 }
 
 class Sub extends Base {
+  static basePublicStaticMethod() {
+    return 'bad';
+  }
+
   static check() {
     babelHelpers.classPrivateFieldLooseBase(Sub, _subStaticPrivateMethod)[_subStaticPrivateMethod]();
   }
diff --git a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method/super/exec.js b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method/super/exec.js
index 2793aa6e60..1d6f0c6355 100644
--- a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method/super/exec.js
+++ b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method/super/exec.js
@@ -1,8 +1,14 @@
 class Base {
-  static basePublicStaticMethod() { return 1017; }
+  static basePublicStaticMethod() {
+    return 'good';
+  }
 }
 
 class Sub extends Base {
+  static basePublicStaticMethod() {
+    return 'bad';
+  }
+
   static #subStaticPrivateMethod() {
     return super.basePublicStaticMethod();
   }
@@ -12,4 +18,4 @@ class Sub extends Base {
   }
 }
 
-expect(Sub.check()).toEqual(1017);
\ No newline at end of file
+expect(Sub.check()).toEqual('good');
diff --git a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method/super/input.js b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method/super/input.js
index 2a8aba080f..e5fb0ecd5e 100644
--- a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method/super/input.js
+++ b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method/super/input.js
@@ -1,8 +1,14 @@
 class Base {
-  static basePublicStaticMethod() { return 1017; }
+  static basePublicStaticMethod() {
+    return 'good';
+  }
 }
 
 class Sub extends Base {
+  static basePublicStaticMethod() {
+    return 'bad';
+  }
+
   static #subStaticPrivateMethod() {
     return super.basePublicStaticMethod();
   }
diff --git a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method/super/output.js b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method/super/output.js
index 156343f956..b9cdbb4d24 100644
--- a/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method/super/output.js
+++ b/packages/babel-plugin-proposal-private-methods/test/fixtures/private-static-method/super/output.js
@@ -1,11 +1,15 @@
 class Base {
   static basePublicStaticMethod() {
-    return 1017;
+    return 'good';
   }
 
 }
 
 class Sub extends Base {
+  static basePublicStaticMethod() {
+    return 'bad';
+  }
+
   static check() {
     babelHelpers.classStaticPrivateMethodGet(Sub, Sub, _subStaticPrivateMethod).call(Sub);
   }