diff --git a/packages/babel-plugin-transform-class-properties/test/fixtures/general/foobar/actual.js b/packages/babel-plugin-transform-class-properties/test/fixtures/general/foobar/actual.js
index 60a1c5e823..4474d19f94 100644
--- a/packages/babel-plugin-transform-class-properties/test/fixtures/general/foobar/actual.js
+++ b/packages/babel-plugin-transform-class-properties/test/fixtures/general/foobar/actual.js
@@ -5,5 +5,5 @@ class Child extends Parent {
 
     scopedFunctionWithThis = () => {
         this.name = {};
-    }
+    };
 }
diff --git a/packages/babel-plugin-transform-class-properties/test/fixtures/regression/T2983/actual.js b/packages/babel-plugin-transform-class-properties/test/fixtures/regression/T2983/actual.js
index 2961c9a403..c6bf97c616 100644
--- a/packages/babel-plugin-transform-class-properties/test/fixtures/regression/T2983/actual.js
+++ b/packages/babel-plugin-transform-class-properties/test/fixtures/regression/T2983/actual.js
@@ -1,7 +1,7 @@
 call(class {
-  static test = true
+  static test = true;
 });
 
 export default class {
-  static test = true
+  static test = true;
 };
diff --git a/packages/babylon/src/parser/statement.js b/packages/babylon/src/parser/statement.js
index 1d5f112ab9..ab7ae36f1c 100644
--- a/packages/babylon/src/parser/statement.js
+++ b/packages/babylon/src/parser/statement.js
@@ -595,7 +595,7 @@ pp.parseClass = function (node, isStatement, optionalId) {
 };
 
 pp.isClassProperty = function () {
-  return this.match(tt.eq) || this.isLineTerminator();
+  return this.match(tt.eq) || this.match(tt.semi) || this.canInsertSemicolon();
 };
 
 pp.parseClassBody = function (node) {
@@ -747,7 +747,9 @@ pp.parseClassProperty = function (node) {
   } else {
     node.value = null;
   }
-  this.semicolon();
+  if (!this.eat(tt.semi)) {
+    this.raise(this.state.start, "A semicolon is required after a class property");
+  }
   return this.finishNode(node, "ClassProperty");
 };
 
diff --git a/packages/babylon/test/fixtures/experimental/class-properties/semicolons-required-with-value/actual.js b/packages/babylon/test/fixtures/experimental/class-properties/semicolons-required-with-value/actual.js
new file mode 100644
index 0000000000..51ecdbb104
--- /dev/null
+++ b/packages/babylon/test/fixtures/experimental/class-properties/semicolons-required-with-value/actual.js
@@ -0,0 +1,3 @@
+class A {
+  asdf = 1
+}
diff --git a/packages/babylon/test/fixtures/experimental/class-properties/semicolons-required-with-value/options.json b/packages/babylon/test/fixtures/experimental/class-properties/semicolons-required-with-value/options.json
new file mode 100644
index 0000000000..4bf955cfec
--- /dev/null
+++ b/packages/babylon/test/fixtures/experimental/class-properties/semicolons-required-with-value/options.json
@@ -0,0 +1,4 @@
+{
+  "throws": "A semicolon is required after a class property (3:0)",
+  "plugins": ["classProperties"]
+}
diff --git a/packages/babylon/test/fixtures/experimental/class-properties/semicolons-required-without-value/actual.js b/packages/babylon/test/fixtures/experimental/class-properties/semicolons-required-without-value/actual.js
new file mode 100644
index 0000000000..caa1ecf226
--- /dev/null
+++ b/packages/babylon/test/fixtures/experimental/class-properties/semicolons-required-without-value/actual.js
@@ -0,0 +1,3 @@
+class A {
+  asdf
+}
diff --git a/packages/babylon/test/fixtures/experimental/class-properties/semicolons-required-without-value/options.json b/packages/babylon/test/fixtures/experimental/class-properties/semicolons-required-without-value/options.json
new file mode 100644
index 0000000000..4bf955cfec
--- /dev/null
+++ b/packages/babylon/test/fixtures/experimental/class-properties/semicolons-required-without-value/options.json
@@ -0,0 +1,4 @@
+{
+  "throws": "A semicolon is required after a class property (3:0)",
+  "plugins": ["classProperties"]
+}