diff --git a/escodegen.js b/escodegen.js
index 16a05b17..6fe6646d 100644
--- a/escodegen.js
+++ b/escodegen.js
@@ -1835,7 +1835,7 @@
         BinaryExpression: function (expr, precedence, flags) {
             var result, leftPrecedence, rightPrecedence, currentPrecedence, fragment, leftSource;
             currentPrecedence = BinaryPrecedence[expr.operator];
-            leftPrecedence = expr.operator === '**' ? Precedence.Postfix : currentPrecedence + 1;
+            leftPrecedence = expr.operator === '**' ? Precedence.Postfix : currentPrecedence;
             rightPrecedence = expr.operator === '**' ? currentPrecedence : currentPrecedence + 1;
 
             if (currentPrecedence < precedence) {
diff --git a/test/compare/binary-precedence.expected.js b/test/compare/binary-precedence.expected.js
new file mode 100644
index 00000000..8a27b70e
--- /dev/null
+++ b/test/compare/binary-precedence.expected.js
@@ -0,0 +1,4 @@
+a + b + c;
+a + (b + c);
+a + b * c;
+a * b + c;
diff --git a/test/compare/binary-precedence.js b/test/compare/binary-precedence.js
new file mode 100644
index 00000000..37c87fae
--- /dev/null
+++ b/test/compare/binary-precedence.js
@@ -0,0 +1,4 @@
+(a + b) + c;
+a + (b + c);
+a + b * c;
+a * b + c;