diff --git a/build.xml b/build.xml
index d7c469c7d45..4630eedc3c4 100644
--- a/build.xml
+++ b/build.xml
@@ -172,6 +172,14 @@
                 <include name="stdlib/TuplesCode.kt"/>
             </fileset>
             <zipfileset file="${kotlin-home}/build.txt" prefix="META-INF"/>
+
+            <manifest>
+                <attribute name="Built-By" value="JetBrains"/>
+
+                <attribute name="Implementation-Vendor" value="JetBrains"/>
+                <attribute name="Implementation-Title" value="Kotlin JavaScript StdLib"/>
+                <attribute name="Implementation-Version" value="${build.number}"/>
+            </manifest>
         </jar>
         <java classname="com.google.javascript.jscomp.CommandLineRunner" failonerror="true">
             <classpath>
diff --git a/idea/src/org/jetbrains/jet/plugin/versions/KotlinRuntimeLibraryUtil.java b/idea/src/org/jetbrains/jet/plugin/versions/KotlinRuntimeLibraryUtil.java
index 606710fdd8c..8f4d7684bf6 100644
--- a/idea/src/org/jetbrains/jet/plugin/versions/KotlinRuntimeLibraryUtil.java
+++ b/idea/src/org/jetbrains/jet/plugin/versions/KotlinRuntimeLibraryUtil.java
@@ -32,7 +32,6 @@ import com.intellij.openapi.util.Condition;
 import com.intellij.openapi.util.io.FileUtil;
 import com.intellij.openapi.vfs.JarFileSystem;
 import com.intellij.openapi.vfs.LocalFileSystem;
-import com.intellij.openapi.vfs.VfsUtilCore;
 import com.intellij.openapi.vfs.VirtualFile;
 import com.intellij.packaging.impl.elements.ManifestFileUtil;
 import com.intellij.psi.JavaPsiFacade;
@@ -193,16 +192,6 @@ public class KotlinRuntimeLibraryUtil {
             }
         }
 
-        VirtualFile buildVersionFile = kotlinStdJar.findFileByRelativePath("META-INF/build.txt");
-        if (buildVersionFile != null) {
-            try {
-                return VfsUtilCore.loadText(buildVersionFile);
-            }
-            catch (IOException e) {
-                // Fall to default return
-            }
-        }
-
         return UNKNOWN_VERSION;
     }