diff --git a/src/main/java/com/google/devtools/build/skyframe/InMemoryNodeEntry.java b/src/main/java/com/google/devtools/build/skyframe/InMemoryNodeEntry.java
index 12e3a23..2a0f664 100644
--- a/src/main/java/com/google/devtools/build/skyframe/InMemoryNodeEntry.java
+++ b/src/main/java/com/google/devtools/build/skyframe/InMemoryNodeEntry.java
@@ -518,7 +518,7 @@
   }
 
   @Override
-  public synchronized Version getVersion() {
+  public Version getVersion() {
     return lastChangedVersion;
   }