diff --git a/lib/keygen.hoon b/lib/keygen.hoon
index 7dbf956189..a793d05726 100644
--- a/lib/keygen.hoon
+++ b/lib/keygen.hoon
@@ -17,9 +17,8 @@
 ++  argon2u
   |=  [inp=byts out=@ud]
   ^-  @
-  %.  [inp (to-byts 'urbitkeygen')]
-  %-  argon2:argon2:crypto
-  [out %u 0x13 1 1.024 10 *byts *byts]
+  %-  (argon2-urbit:argon2:crypto out)
+  [inp (to-byts 'urbitkeygen')]
 ::
 ++  child-node-from-seed
   |=  [seed=byts met=meta pass=(unit @t)]
diff --git a/sys/zuse.hoon b/sys/zuse.hoon
index 8c55f4dd34..ca1bef4652 100644
--- a/sys/zuse.hoon
+++ b/sys/zuse.hoon
@@ -3693,12 +3693,9 @@
     ::
     ::  shorthands
     ::
-    ++  argon2-minimal
-      (argon2 32 %id 0x13 1 8 1 *byts *byts)
-    ::
-    ::TODO  discuss and standardize?
     ++  argon2-urbit
-      (argon2 64 %u 0x13 4 1.024 10 *byts *byts)
+      |=  out=@ud
+      (argon2 out %u 0x13 4 512.000 1 *byts *byts)
     ::
     ::  argon2 proper
     ::