diff --git a/classlib/src/main/java/org/teavm/classlib/java/lang/TSystem.java b/classlib/src/main/java/org/teavm/classlib/java/lang/TSystem.java
index ad8a033e6..28bbae9c8 100644
--- a/classlib/src/main/java/org/teavm/classlib/java/lang/TSystem.java
+++ b/classlib/src/main/java/org/teavm/classlib/java/lang/TSystem.java
@@ -106,7 +106,7 @@ public final class TSystem extends TObject {
     }
 
     public static long nanoTime() {
-        return currentTimeMillis() * 10000000;
+        return currentTimeMillis() * 1000000;
     }
 
     public static int identityHashCode(Object x) {