diff --git a/common/src/main/java/io/netty5/util/internal/EmptyArrays.java b/common/src/main/java/io/netty5/util/internal/EmptyArrays.java
index fd2872063f..bea677b3b4 100644
--- a/common/src/main/java/io/netty5/util/internal/EmptyArrays.java
+++ b/common/src/main/java/io/netty5/util/internal/EmptyArrays.java
@@ -33,8 +33,6 @@ public final class EmptyArrays {
     public static final StackTraceElement[] EMPTY_STACK_TRACE = {};
     public static final ByteBuffer[] EMPTY_BYTE_BUFFERS = {};
     public static final Certificate[] EMPTY_CERTIFICATES = {};
-    public static final X509Certificate[] EMPTY_X509_CERTIFICATES = {};
-    public static final javax.security.cert.X509Certificate[] EMPTY_JAVAX_X509_CERTIFICATES = {};
 
     private EmptyArrays() { }
 }