diff --git a/Cargo.lock b/Cargo.lock
index ecfea4817a..b858432651 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -307,17 +307,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "async-rustls"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c86f33abd5a4f3e2d6d9251a9e0c6a7e52eb1113caf893dae8429bf4a53f378"
-dependencies = [
- "futures-lite",
- "rustls",
- "webpki",
-]
-
 [[package]]
 name = "async-std"
 version = "1.9.0"
@@ -328,7 +317,6 @@ dependencies = [
  "async-global-executor",
  "async-io",
  "async-lock",
- "async-process",
  "crossbeam-utils 0.8.2",
  "futures-channel",
  "futures-core",
@@ -4568,6 +4556,7 @@ dependencies = [
  "stringprep",
  "thiserror",
  "time 0.2.27",
+ "tokio-stream",
  "url",
  "uuid",
  "webpki",
@@ -4601,8 +4590,9 @@ version = "0.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8199b421ecf3493ee9ef3e7bc90c904844cfb2ea7ea2f57347a93f52bfd3e057"
 dependencies = [
- "async-rustls",
- "async-std",
+ "once_cell",
+ "tokio",
+ "tokio-rustls",
 ]
 
 [[package]]
@@ -5078,6 +5068,28 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "tokio-rustls"
+version = "0.22.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bc6844de72e57df1980054b38be3a9f4702aba4858be64dd700181a8a6d0e1b6"
+dependencies = [
+ "rustls",
+ "tokio",
+ "webpki",
+]
+
+[[package]]
+name = "tokio-stream"
+version = "0.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "50145484efff8818b5ccd256697f36863f587da82cf8b409c53adf1e840798e3"
+dependencies = [
+ "futures-core",
+ "pin-project-lite 0.2.8",
+ "tokio",
+]
+
 [[package]]
 name = "tokio-tungstenite"
 version = "0.17.1"
@@ -5500,7 +5512,6 @@ dependencies = [
  "log",
  "rand 0.8.3",
  "serde_json",
- "surf",
  "tempdir",
 ]
 
diff --git a/crates/collab/Cargo.toml b/crates/collab/Cargo.toml
index be0bace142..a9c617667e 100644
--- a/crates/collab/Cargo.toml
+++ b/crates/collab/Cargo.toml
@@ -43,7 +43,7 @@ toml = "0.5.8"
 
 [dependencies.sqlx]
 version = "0.5.2"
-features = ["runtime-async-std-rustls", "postgres", "time", "uuid"]
+features = ["runtime-tokio-rustls", "postgres", "time", "uuid"]
 
 [dev-dependencies]
 collections = { path = "../collections", features = ["test-support"] }
diff --git a/crates/collab/src/bin/seed.rs b/crates/collab/src/bin/seed.rs
index 265e1dc4f0..7201fd5113 100644
--- a/crates/collab/src/bin/seed.rs
+++ b/crates/collab/src/bin/seed.rs
@@ -1,4 +1,4 @@
-use db::{Db, UserId};
+use db::{Db, PostgresDb, UserId};
 use rand::prelude::*;
 use time::{Duration, OffsetDateTime};
 
@@ -6,11 +6,11 @@ use time::{Duration, OffsetDateTime};
 #[path = "../db.rs"]
 mod db;
 
-#[async_std::main]
+#[tokio::main]
 async fn main() {
     let mut rng = StdRng::from_entropy();
     let database_url = std::env::var("DATABASE_URL").expect("missing DATABASE_URL env var");
-    let db = Db::new(&database_url, 5)
+    let db = PostgresDb::new(&database_url, 5)
         .await
         .expect("failed to connect to postgres database");
 
diff --git a/crates/util/Cargo.toml b/crates/util/Cargo.toml
index cfc68e0b16..a2475f2cdc 100644
--- a/crates/util/Cargo.toml
+++ b/crates/util/Cargo.toml
@@ -14,7 +14,6 @@ anyhow = "1.0.38"
 futures = "0.3"
 log = { version = "0.4.16", features = ["kv_unstable_serde"] }
 rand = { version = "0.8", optional = true }
-surf = "2.2"
 tempdir = { version = "0.3.7", optional = true }
 serde_json = { version = "1.0.64", features = [
     "preserve_order",
diff --git a/crates/util/src/lib.rs b/crates/util/src/lib.rs
index adefa732e7..5870390285 100644
--- a/crates/util/src/lib.rs
+++ b/crates/util/src/lib.rs
@@ -153,33 +153,3 @@ mod tests {
         assert_eq!(vec, &[1000, 101, 21, 19, 17, 13, 9, 8]);
     }
 }
-
-// Allow surf Results to accept context like other Results do when
-// using anyhow.
-pub trait SurfResultExt {
-    fn context<C>(self, cx: C) -> Self
-    where
-        C: std::fmt::Display + Send + Sync + 'static;
-
-    fn with_context<C, F>(self, f: F) -> Self
-    where
-        C: std::fmt::Display + Send + Sync + 'static,
-        F: FnOnce() -> C;
-}
-
-impl<T> SurfResultExt for surf::Result<T> {
-    fn context<C>(self, cx: C) -> Self
-    where
-        C: std::fmt::Display + Send + Sync + 'static,
-    {
-        self.map_err(|e| surf::Error::new(e.status(), e.into_inner().context(cx)))
-    }
-
-    fn with_context<C, F>(self, f: F) -> Self
-    where
-        C: std::fmt::Display + Send + Sync + 'static,
-        F: FnOnce() -> C,
-    {
-        self.map_err(|e| surf::Error::new(e.status(), e.into_inner().context(f())))
-    }
-}