diff --git a/package.json b/package.json
index 2e1a39a..ae837b3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "babel-plugin-react-translate",
-  "version": "1.0.2",
+  "version": "1.0.3",
   "description": "Babel-based JS/JSX auto-translator for Russian language",
   "main": "index.js",
   "scripts": {
diff --git a/runtime.js b/runtime.js
index 15f1878..0b4c52d 100644
--- a/runtime.js
+++ b/runtime.js
@@ -46,7 +46,13 @@ export function L(s)
     if (arguments.length > 1)
     {
         const arg = arguments;
-        s = s.replace(/\{(\d+)\}/g, (m, m1) => (arg[parseInt(m1)]||''));
+        s = s.replace(/\{(\d+)\}/g, (m, m1) =>
+        {
+            let r = arg[parseInt(m1)];
+            if (r == null)
+                r = '';
+            return r;
+        });
         s = s.replace(
             /\{N:(\d+):((?:[^:\\]+|\\.)*):((?:[^:\\]+|\\.)*):((?:[^:\\]+|\\.)*)\}/g,
             (m, m1, m2, m3, m4) => plural(