diff --git a/changelog b/changelog
index f93a3812d..dd386c480 100644
--- a/changelog
+++ b/changelog
@@ -1,5 +1,12 @@
 MSAL Wiki : https://github.com/AzureAD/microsoft-authentication-library-for-android/wiki
 
+Version 1.4.1
+- Hotfix release for Teams Dog Food.
+- Fixes #1005
+- Fixes common #871
+- Limit silent thread pool to 5 threads.
+- Picks up common@2.0.2-hf1
+
 Version 1.4.0
 - Fix for MSAL #920, 924, 935, 940
     * Crash due to error receiving CANCEL broadcast
diff --git a/common b/common
index 68ec0c72b..a2fc8557e 160000
--- a/common
+++ b/common
@@ -1 +1 @@
-Subproject commit 68ec0c72b84b24f044aba1ccf9999452cdc7cb72
+Subproject commit a2fc8557e15ccb20e469c633e17490881e1b97ca
diff --git a/msal/build.gradle b/msal/build.gradle
index c5cd92a00..221376d19 100644
--- a/msal/build.gradle
+++ b/msal/build.gradle
@@ -144,9 +144,9 @@ dependencies {
         transitive = false
     }
 
-    snapshotApi(group: 'com.microsoft.identity', name: 'common', version: '2.0.2', changing: true)
+    snapshotApi(group: 'com.microsoft.identity', name: 'common', version: '2.0.2-hf1', changing: true)
 
-    distApi("com.microsoft.identity:common:2.0.2") {
+    distApi("com.microsoft.identity:common:2.0.2-hf1") {
         transitive = false
     }
 }
diff --git a/msal/src/main/java/com/microsoft/identity/client/MultipleAccountPublicClientApplication.java b/msal/src/main/java/com/microsoft/identity/client/MultipleAccountPublicClientApplication.java
index 49dd50a2e..1217ff0ad 100644
--- a/msal/src/main/java/com/microsoft/identity/client/MultipleAccountPublicClientApplication.java
+++ b/msal/src/main/java/com/microsoft/identity/client/MultipleAccountPublicClientApplication.java
@@ -29,6 +29,7 @@
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 
+import com.microsoft.identity.client.exception.MsalArgumentException;
 import com.microsoft.identity.client.exception.MsalClientException;
 import com.microsoft.identity.client.exception.MsalException;
 import com.microsoft.identity.client.internal.AsyncResult;
@@ -61,6 +62,7 @@
 import java.util.Map;
 
 import static com.microsoft.identity.client.internal.MsalUtils.throwOnMainThread;
+import static com.microsoft.identity.client.internal.MsalUtils.validateNonNullArg;
 
 public class MultipleAccountPublicClientApplication extends PublicClientApplication
         implements IMultipleAccountPublicClientApplication {
@@ -249,6 +251,16 @@ public void getAccount(@NonNull final String identifier,
     private void getAccountInternal(@NonNull final String identifier,
                                     @NonNull final GetAccountCallback callback,
                                     @NonNull final String publicApiId) {
+
+        if(callback == null){
+            throw new IllegalArgumentException("callback cannot be null or empty");
+        }
+        try {
+            validateNonNullArg(identifier, "identifier");
+        } catch (MsalArgumentException e) {
+            callback.onError(e);
+        }
+
         final String methodName = ":getAccount";
 
         com.microsoft.identity.common.internal.logging.Logger.verbose(
diff --git a/msal/versioning/version.properties b/msal/versioning/version.properties
index de68bfa16..d4226fe8e 100644
--- a/msal/versioning/version.properties
+++ b/msal/versioning/version.properties
@@ -1,3 +1,3 @@
 #Wed Aug 01 15:24:11 PDT 2018
-versionName=1.4.0
+versionName=1.4.1
 versionCode=0