diff --git a/pom.xml b/pom.xml
index 103bcac61..f55f4377e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -459,6 +459,32 @@
             <artifactId>guava</artifactId>
             <version>27.0-jre</version>
             <optional>true</optional>
+            <exclusions>
+                <exclusion>
+                    <groupId>com.google.guava</groupId>
+                    <artifactId>failureaccess</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>com.google.guava</groupId>
+                    <artifactId>listenablefuture</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>com.google.code.findbugs</groupId>
+                    <artifactId>jsr305</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>com.google.errorprone</groupId>
+                    <artifactId>error_prone_annotations</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>com.google.j2objc</groupId>
+                    <artifactId>j2objc-annotations</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>org.codehaus.mojo</groupId>
+                    <artifactId>animal-sniffer-annotations</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
 
         <!-- MaxMind GEO IP with our modifications to use GSON in replacement of the big Jackson dependency -->
diff --git a/src/main/java/fr/xephi/authme/events/EmailChangedEvent.java b/src/main/java/fr/xephi/authme/events/EmailChangedEvent.java
index 7d9468cab..e489c2028 100644
--- a/src/main/java/fr/xephi/authme/events/EmailChangedEvent.java
+++ b/src/main/java/fr/xephi/authme/events/EmailChangedEvent.java
@@ -5,8 +5,6 @@ import org.bukkit.event.Cancellable;
 import org.bukkit.event.Event;
 import org.bukkit.event.HandlerList;
 
-import javax.annotation.Nullable;
-
 /**
  * This event is called when a player adds or changes his email address.
  */
@@ -26,7 +24,7 @@ public class EmailChangedEvent extends CustomEvent implements Cancellable {
      *                the email is trying to set.
      * @param isAsync should this event be called asynchronously?
      */
-    public EmailChangedEvent(Player player, @Nullable String oldEmail, String newEmail, boolean isAsync) {
+    public EmailChangedEvent(Player player, String oldEmail, String newEmail, boolean isAsync) {
         super(isAsync);
         this.player = player;
         this.oldEmail = oldEmail;
@@ -52,7 +50,7 @@ public class EmailChangedEvent extends CustomEvent implements Cancellable {
      *
      * @return old email stored on file. Can be null when user never had an email and adds a new one.
      */
-    public @Nullable String getOldEmail() {
+    public String getOldEmail() {
         return this.oldEmail;
     }