diff --git a/pkg/dds/lib/dds.dart b/pkg/dds/lib/dds.dart
index aeb39a9c27b..f35e4d3fc27 100644
--- a/pkg/dds/lib/dds.dart
+++ b/pkg/dds/lib/dds.dart
@@ -114,7 +114,7 @@ abstract class DartDevelopmentService {
   /// Stop accepting requests after gracefully handling existing requests.
   Future<void> shutdown();
 
-  /// Set to `true` if this isntance of [DartDevelopmentService] requires an
+  /// Set to `true` if this instance of [DartDevelopmentService] requires an
   /// authentication code to connect.
   bool get authCodesEnabled;
 
diff --git a/pkg/vm_service/java/src/org/dartlang/vm/service/VmServiceBase.java b/pkg/vm_service/java/src/org/dartlang/vm/service/VmServiceBase.java
index c44b31da34a..207cdc59712 100644
--- a/pkg/vm_service/java/src/org/dartlang/vm/service/VmServiceBase.java
+++ b/pkg/vm_service/java/src/org/dartlang/vm/service/VmServiceBase.java
@@ -132,21 +132,6 @@ abstract class VmServiceBase implements VmServiceConst {
 
       @Override
       public void received(Version version) {
-        int major = version.getMajor();
-        int minor = version.getMinor();
-        if (major != VmService.versionMajor || minor != VmService.versionMinor) {
-          if (major == 2 || major == 3) {
-            Logging.getLogger().logInformation(
-                "Difference in protocol version: client=" + VmService.versionMajor + "."
-                    + VmService.versionMinor + " vm=" + major + "." + minor);
-          } else {
-            String msg = "Incompatible protocol version: client=" + VmService.versionMajor + "."
-                + VmService.versionMinor + " vm=" + major + "." + minor;
-            Logging.getLogger().logError(msg);
-            errMsg[0] = msg;
-          }
-        }
-
         vmService.runtimeVersion = version;
 
         latch.countDown();