--- old/src/jdk.zipfs/share/classes/jdk/nio/zipfs/ZipFileSystem.java	2019-04-11 12:37:50.271517239 +0300
+++ new/src/jdk.zipfs/share/classes/jdk/nio/zipfs/ZipFileSystem.java	2019-04-11 12:37:50.031501197 +0300
@@ -1441,6 +1441,7 @@
             e.size  = def.getBytesRead();
             e.csize = def.getBytesWritten();
             e.crc = crc.getValue();
+            releaseDeflater(def);
         }
     }