diff --git a/CHANGELOG b/CHANGELOG
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,5 +1,8 @@
 # Changelog
 
+- 0.3.5 (2026-08-01)
+  * Merely bumps the ppad-fixed and ppad-secp256k1 dependencies.
+
 - 0.3.4 (2026-02-25)
   * Bumps the ppad-sha{256,512} and ppad-secp256k1 dependencies.
 
diff --git a/ppad-bip32.cabal b/ppad-bip32.cabal
--- a/ppad-bip32.cabal
+++ b/ppad-bip32.cabal
@@ -1,6 +1,6 @@
 cabal-version:      3.0
 name:               ppad-bip32
-version:            0.3.4
+version:            0.3.5
 synopsis:           BIP32 hierarchical deterministic wallets.
 license:            MIT
 license-file:       LICENSE
@@ -37,9 +37,9 @@
       base >= 4.9 && < 5
     , bytestring >= 0.9 && < 0.13
     , ppad-base58 >= 0.2.3 && < 0.3
-    , ppad-fixed >= 0.1.3 && < 0.2
+    , ppad-fixed >= 0.2 && < 0.3
     , ppad-ripemd160 >= 0.1.4 && < 0.2
-    , ppad-secp256k1 >= 0.5.4 && < 0.6
+    , ppad-secp256k1 >= 0.5.8 && < 0.6
     , ppad-sha256 >= 0.3.2 && < 0.4
     , ppad-sha512 >= 0.2.2 && < 0.3