diff --git a/java/com/google/gerrit/pgm/init/InitSshd.java b/java/com/google/gerrit/pgm/init/InitSshd.java
index 68bdefc..c0adbe7 100644
--- a/java/com/google/gerrit/pgm/init/InitSshd.java
+++ b/java/com/google/gerrit/pgm/init/InitSshd.java
@@ -124,7 +124,7 @@
                   "-q" /* quiet */,
                   "-t",
                   "ed25519",
-                  "-P",
+                  "-N",
                   emptyPassphraseArg,
                   "-C",
                   comment,
@@ -152,7 +152,7 @@
                   "ecdsa",
                   "-b",
                   "256",
-                  "-P",
+                  "-N",
                   emptyPassphraseArg,
                   "-C",
                   comment,
@@ -180,7 +180,7 @@
                   "ecdsa",
                   "-b",
                   "384",
-                  "-P",
+                  "-N",
                   emptyPassphraseArg,
                   "-C",
                   comment,
@@ -208,7 +208,7 @@
                   "ecdsa",
                   "-b",
                   "521",
-                  "-P",
+                  "-N",
                   emptyPassphraseArg,
                   "-C",
                   comment,