diff --git a/core/java/com/android/internal/os/Zygote.java b/core/java/com/android/internal/os/Zygote.java
index e4e28a926ed6d..92d5a47a2ed06 100644
--- a/core/java/com/android/internal/os/Zygote.java
+++ b/core/java/com/android/internal/os/Zygote.java
@@ -747,7 +747,7 @@ public final class Zygote {
                             new DataOutputStream(sessionSocket.getOutputStream());
                     Credentials peerCredentials = sessionSocket.getPeerCredentials();
                     tmpArgBuffer = new ZygoteCommandBuffer(sessionSocket);
-                    args = ZygoteArguments.getInstance(argBuffer);
+                    args = ZygoteArguments.getInstance(tmpArgBuffer);
                     applyUidSecurityPolicy(args, peerCredentials);
                     // TODO (chriswailes): Should this only be run for debug builds?
                     validateUsapCommand(args);