--- openjdk/src/java.base/share/classes/sun/security/tools/keytool/Main.java	2021-03-16 07:15:49.790093601 +0100
+++ openjdk/src/java.base/share/classes/sun/security/tools/keytool/Main.java	2021-03-18 16:35:12.103576694 +0100
@@ -1135,7 +1135,7 @@
             }
         } else if (command == GENKEYPAIR) {
             if (keyAlgName == null) {
-                keyAlgName = "DSA";
+                keyAlgName = "RSA";
             }
             doGenKeyPair(alias, dname, keyAlgName, keysize, groupName, sigAlgName);
             kssave = true;