diff --git a/java/spotbugs-excludes.xml b/java/spotbugs-excludes.xml
index d62598f910a60..2ae98dc7e6050 100644
--- a/java/spotbugs-excludes.xml
+++ b/java/spotbugs-excludes.xml
@@ -54,6 +54,11 @@
     <Bug pattern="UR_UNINIT_READ"/>
   </Match>
 
+  <Match>
+    <Class name="~org.openqa.selenium.firefox.AddHasExtensions.*"/>
+    <Bug pattern="NP_NULL_ON_SOME_PATH_FROM_RETURN_VALUE"/>
+  </Match>
+
   <Match>
     <Class name="org.openqa.selenium.firefox.Executable"/>
     <Bug pattern="NP_NULL_ON_SOME_PATH_FROM_RETURN_VALUE"/>