diff --git a/packages/babel/src/generation/generators/expressions.js b/packages/babel/src/generation/generators/expressions.js
index e0d07fa4a6..8d380dc507 100644
--- a/packages/babel/src/generation/generators/expressions.js
+++ b/packages/babel/src/generation/generators/expressions.js
@@ -280,7 +280,7 @@ export function MemberExpression(node, print) {
   } else {
     if (t.isLiteral(node.object)) {
       var val = this._Literal(node.object);
-      if (isInteger(+val) && !SCIENTIFIC_NOTATION.test(val)) {
+      if (isInteger(+val) && !SCIENTIFIC_NOTATION.test(val) && !this.endsWith(".")) {
         this.push(".");
       }
     }
diff --git a/packages/babel/test/fixtures/generation/types/MemberExpression/actual.js b/packages/babel/test/fixtures/generation/types/MemberExpression/actual.js
index 6dd85f4b19..b1b488aa12 100644
--- a/packages/babel/test/fixtures/generation/types/MemberExpression/actual.js
+++ b/packages/babel/test/fixtures/generation/types/MemberExpression/actual.js
@@ -6,3 +6,6 @@ foo.bar["foo"];
 
 foo["foo"]["bar"];
 foo[test()][bar()];
+
+0..toString();
+0.5.toString();
diff --git a/packages/babel/test/fixtures/generation/types/MemberExpression/expected.js b/packages/babel/test/fixtures/generation/types/MemberExpression/expected.js
index 6dd85f4b19..b1b488aa12 100644
--- a/packages/babel/test/fixtures/generation/types/MemberExpression/expected.js
+++ b/packages/babel/test/fixtures/generation/types/MemberExpression/expected.js
@@ -6,3 +6,6 @@ foo.bar["foo"];
 
 foo["foo"]["bar"];
 foo[test()][bar()];
+
+0..toString();
+0.5.toString();