--- old/src/java.base/share/classes/sun/security/provider/SunEntries.java	2019-08-14 00:18:10.000000000 +0800
+++ new/src/java.base/share/classes/sun/security/provider/SunEntries.java	2019-08-14 00:18:09.000000000 +0800
@@ -253,16 +253,18 @@
          * KeyStore
          */
         add(p, "KeyStore", "PKCS12",
-                "sun.security.pkcs12.PKCS12KeyStore$DualFormatPKCS12",
+                "sun.security.pkcs12.PKCS12KeyStore$MultipleFormatPKCS12",
                 null, null);
         add(p, "KeyStore", "JKS",
-                "sun.security.provider.JavaKeyStore$DualFormatJKS",
+                "sun.security.provider.JavaKeyStore$MultipleFormatJKS",
                 null, attrs);
         add(p, "KeyStore", "CaseExactJKS",
                 "sun.security.provider.JavaKeyStore$CaseExactJKS",
                 null, attrs);
         add(p, "KeyStore", "DKS", "sun.security.provider.DomainKeyStore$DKS",
                 null, attrs);
+        add(p, "KeyStore", "PEM", "sun.security.provider.PemKeyStore$MultipleFormatPEM",
+                null, attrs);
 
 
         /*