diff --git a/lib/PhpParser/PrettyPrinter/Standard.php b/lib/PhpParser/PrettyPrinter/Standard.php
index 477b490..9d4ea2e 100644
--- a/lib/PhpParser/PrettyPrinter/Standard.php
+++ b/lib/PhpParser/PrettyPrinter/Standard.php
@@ -97,6 +97,9 @@ class Standard extends PrettyPrinterAbstract
 
     public function pScalar_DNumber(Scalar\DNumber $node) {
         $stringValue = sprintf('%.16G', $node->value);
+        if ($node->value !== (double) $stringValue) {
+            $stringValue = sprintf('%.17G', $node->value);
+        }
 
         // ensure that number is really printed as float
         return preg_match('/^-?[0-9]+$/', $stringValue) ? $stringValue . '.0' : $stringValue;
diff --git a/test/code/prettyPrinter/literals.test b/test/code/prettyPrinter/literals.test
index 5da1268..7ba53db 100644
--- a/test/code/prettyPrinter/literals.test
+++ b/test/code/prettyPrinter/literals.test
@@ -38,6 +38,7 @@ FALSE;
 1E-100;
 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000;
 378282246310005.0;
+10000000000000002.0;
 
 // strings (normalized to single quoted)
 'a';
@@ -114,6 +115,7 @@ INF;
 1.0E-100;
 1.0E+84;
 378282246310005.0;
+10000000000000002.0;
 // strings (normalized to single quoted)
 'a';
 'a