diff --git a/src/java.base/share/classes/java/util/zip/ZipFile.java b/src/java.base/share/classes/java/util/zip/ZipFile.java
index 17256f71929f7..00d100b21a874 100644
--- a/src/java.base/share/classes/java/util/zip/ZipFile.java
+++ b/src/java.base/share/classes/java/util/zip/ZipFile.java
@@ -411,13 +411,10 @@ public InputStream getInputStream(ZipEntry entry) throws IOException {
                 case DEFLATED:
                     // Inflater likes a bit of slack
                     // MORE: Compute good size for inflater stream:
-                    long size = CENLEN(zsrc.cen, pos) + 2;
+                    long size = CENSIZ(zsrc.cen, pos);
                     if (size > 65536) {
                         size = 8192;
                     }
-                    if (size <= 0) {
-                        size = 4096;
-                    }
                     InputStream is = new ZipFileInflaterInputStream(in, res, (int) size);
                     synchronized (istreams) {
                         istreams.add(is);