diff --git a/pubky-testnet/CHANGELOG.md b/pubky-testnet/CHANGELOG.md
index 8befcc66..7c26dcea 100644
--- a/pubky-testnet/CHANGELOG.md
+++ b/pubky-testnet/CHANGELOG.md
@@ -2,19 +2,7 @@
 
 All notable changes to the `pubky-testnet` crate will be documented in this file.
 
-## [0.7.2] - 2026-03-01
-
-### Changed
-
-- Set explicit versions for all workspace dependencies in `Cargo.toml` for better reproducibility when publishing
-
-## [0.7.1] - 2026-02-27
-
-### Changed
-
-- Set explicit versions for internal pubky dependencies in `Cargo.toml`
-
-## [0.7.0] - 2026-02-26
+## [0.7.3] - 2026-03-03
 
 ### Added
 
@@ -23,7 +11,7 @@ All notable changes to the `pubky-testnet` crate will be documented in this file
 
 ### Changed
 
-- Bumped `pkarr`, `mainline`, and `pkarr-relay` dependencies
+- Set explicit versions for all workspace dependencies in `Cargo.toml` for better reproducibility when publishing
 
 ### Fixed
 
diff --git a/pubky-testnet/Cargo.toml b/pubky-testnet/Cargo.toml
index 1074f2e4..8153e3b3 100644
--- a/pubky-testnet/Cargo.toml
+++ b/pubky-testnet/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "pubky-testnet"
 description = "A local test network for Pubky Core development."
-version = "0.7.2"
+version = "0.7.3"
 edition.workspace = true
 authors.workspace = true
 license.workspace = true
@@ -14,26 +14,26 @@ categories = ["web-programming", "authentication", "cryptography"]
 
 [dependencies]
 anyhow = "1.0.101"
-pkarr-relay = "0.11.4"
+pkarr-relay = "0.11.1"
 tokio = { version = "1.49.0", features = ["rt-multi-thread", "macros", "signal"] }
 tracing-subscriber = "0.3.22"
 url = "2.5.8"
 
-pubky = { path = "../pubky-sdk", version = "0.6.0", features = ["json"] }
-pubky-common = { path = "../pubky-common", version = "0.6.0" }
-pubky-homeserver = { path = "../pubky-homeserver", version = "0.6.0", default-features = false, features = [
+pubky = { version = "0.6.0", features = ["json"] }
+pubky-common = { version = "0.6.0" }
+pubky-homeserver = { version = "0.6.0", default-features = false, features = [
     "testing",
 ] }
 pubky_test_utils = { path = "../test_utils/pubky_test", version = "0.1.0" }
 http-relay = { path = "../http-relay", version = "0.5.1" }
 tempfile = "3.19.1"
 tracing = "0.1.44"
-pkarr = { version = "5.0.3", default-features = false, features = ["relays"] }
-mainline = "6.1.1"
+pkarr = { version = "3.10.0", default-features = false, features = ["dht", "relays"] }
+mainline = "5.4.0"
 clap = "4.5.58"
 dirs = "6.0.0"
 once_cell = "1.21.3"
-postgresql_embedded = { version = "0.20", optional = true }
+postgresql_embedded = { version = "=0.20.0", optional = true }
 rand = { version = "0.9", optional = true }
 
 [features]
diff --git a/pubky-testnet/src/static_testnet.rs b/pubky-testnet/src/static_testnet.rs
index 03ed5165..5a8d9dab 100644
--- a/pubky-testnet/src/static_testnet.rs
+++ b/pubky-testnet/src/static_testnet.rs
@@ -149,11 +149,11 @@ impl StaticTestnet {
         }
 
         let mut builder = pkarr::mainline::Dht::builder();
-        let dht = builder
+        builder
             .port(6881)
             .bootstrap(other_bootstrap_nodes)
-            .server_mode()
-            .build()?;
+            .server_mode();
+        let dht = builder.build()?;
         Ok(Some(dht))
     }
 
diff --git a/pubky-testnet/src/testnet.rs b/pubky-testnet/src/testnet.rs
index 303c0be6..06299830 100644
--- a/pubky-testnet/src/testnet.rs
+++ b/pubky-testnet/src/testnet.rs
@@ -32,7 +32,7 @@ pub struct Testnet {
 impl Testnet {
     /// Run a new testnet with a local DHT.
     pub async fn new() -> Result<Self> {
-        let dht = pkarr::mainline::Testnet::builder(2).build()?;
+        let dht = pkarr::mainline::Testnet::new_async(2).await?;
         let testnet = Self {
             dht,
             pkarr_relays: vec![],
@@ -52,7 +52,7 @@ impl Testnet {
     pub async fn new_with_custom_postgres(
         postgres_connection_string: ConnectionString,
     ) -> Result<Self> {
-        let dht = pkarr::mainline::Testnet::builder(2).build()?;
+        let dht = pkarr::mainline::Testnet::new_async(2).await?;
         let testnet: Testnet = Self {
             dht,
             pkarr_relays: vec![],