Removed unused imports.
diff --git a/src/main/java/org/apache/commons/compress/archivers/zip/PKWareExtraHeader.java b/src/main/java/org/apache/commons/compress/archivers/zip/PKWareExtraHeader.java
index fbd1c09..ae97fd6 100644
--- a/src/main/java/org/apache/commons/compress/archivers/zip/PKWareExtraHeader.java
+++ b/src/main/java/org/apache/commons/compress/archivers/zip/PKWareExtraHeader.java
@@ -21,7 +21,6 @@
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.Map;
-import java.util.zip.ZipEntry;
 
 /**
  * Base class for all PKWare strong crypto extra headers.
diff --git a/src/main/java/org/apache/commons/compress/archivers/zip/X0014_X509Certificates.java b/src/main/java/org/apache/commons/compress/archivers/zip/X0014_X509Certificates.java
index 669700b..2f8f637 100644
--- a/src/main/java/org/apache/commons/compress/archivers/zip/X0014_X509Certificates.java
+++ b/src/main/java/org/apache/commons/compress/archivers/zip/X0014_X509Certificates.java
@@ -18,9 +18,6 @@
  */
 package org.apache.commons.compress.archivers.zip;
 
-import java.io.FileOutputStream;
-import java.io.IOException;
-
 /**
  * PKCS#7 Store for X.509 Certificates (0x0014):
  *