diff --git a/Cargo.lock b/Cargo.lock
index bab48c5036..f8a42fa104 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -346,12 +346,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "build_const"
-version = "0.2.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4ae4235e6dac0694637c763029ecea1a2ec9e4e06ec2729bd21ba4d9c863eb7"
-
 [[package]]
 name = "bumpalo"
 version = "3.6.1"
@@ -523,13 +517,19 @@ dependencies = [
 
 [[package]]
 name = "crc"
-version = "1.8.1"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d663548de7f5cca343f1e0a48d14dcfb0e9eb4e079ec58883b7251539fa10aeb"
+checksum = "10c2722795460108a7872e1cd933a85d6ec38abc4baecad51028f702da28889f"
 dependencies = [
- "build_const",
+ "crc-catalog",
 ]
 
+[[package]]
+name = "crc-catalog"
+version = "1.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ccaeedb56da03b09f598226e25e80088cb4cd25f316e6e4df7d695f0feeb1403"
+
 [[package]]
 name = "criterion"
 version = "0.3.4"
diff --git a/sqlx-core/Cargo.toml b/sqlx-core/Cargo.toml
index bfa3f5f9ae..654f9b152f 100644
--- a/sqlx-core/Cargo.toml
+++ b/sqlx-core/Cargo.toml
@@ -109,7 +109,7 @@ bitflags = { version = "1.2.1", default-features = false }
 bytes = "1.0.0"
 byteorder = { version = "1.3.4", default-features = false, features = ["std"] }
 chrono = { version = "0.4.11", default-features = false, features = ["clock"], optional = true }
-crc = { version = "1.8.1", optional = true }
+crc = { version = "2.0.0", optional = true }
 crossbeam-queue = "0.3.1"
 crossbeam-channel = "0.5.0"
 crossbeam-utils = { version = "0.8.1", default-features = false }
diff --git a/sqlx-core/src/mysql/migrate.rs b/sqlx-core/src/mysql/migrate.rs
index 248fd6298e..c3898e9fc2 100644
--- a/sqlx-core/src/mysql/migrate.rs
+++ b/sqlx-core/src/mysql/migrate.rs
@@ -8,7 +8,6 @@ use crate::mysql::{MySql, MySqlConnectOptions, MySqlConnection};
 use crate::query::query;
 use crate::query_as::query_as;
 use crate::query_scalar::query_scalar;
-use crc::crc32;
 use futures_core::future::BoxFuture;
 use std::str::FromStr;
 use std::time::Duration;
@@ -266,9 +265,10 @@ async fn current_database(conn: &mut MySqlConnection) -> Result<String, MigrateE
 
 // inspired from rails: https://github.com/rails/rails/blob/6e49cc77ab3d16c06e12f93158eaf3e507d4120e/activerecord/lib/active_record/migration.rb#L1308
 fn generate_lock_id(database_name: &str) -> String {
+    const CRC_IEEE: crc::Crc<u32> = crc::Crc::<u32>::new(&crc::CRC_32_ISO_HDLC);
     // 0x3d32ad9e chosen by fair dice roll
     format!(
         "{:x}",
-        0x3d32ad9e * (crc32::checksum_ieee(database_name.as_bytes()) as i64)
+        0x3d32ad9e * (CRC_IEEE.checksum(database_name.as_bytes()) as i64)
     )
 }
diff --git a/sqlx-core/src/postgres/migrate.rs b/sqlx-core/src/postgres/migrate.rs
index 142918a69e..7a7127624a 100644
--- a/sqlx-core/src/postgres/migrate.rs
+++ b/sqlx-core/src/postgres/migrate.rs
@@ -8,7 +8,6 @@ use crate::postgres::{PgConnectOptions, PgConnection, Postgres};
 use crate::query::query;
 use crate::query_as::query_as;
 use crate::query_scalar::query_scalar;
-use crc::crc32;
 use futures_core::future::BoxFuture;
 use std::str::FromStr;
 use std::time::Duration;
@@ -281,6 +280,7 @@ async fn current_database(conn: &mut PgConnection) -> Result<String, MigrateErro
 
 // inspired from rails: https://github.com/rails/rails/blob/6e49cc77ab3d16c06e12f93158eaf3e507d4120e/activerecord/lib/active_record/migration.rb#L1308
 fn generate_lock_id(database_name: &str) -> i64 {
+    const CRC_IEEE: crc::Crc<u32> = crc::Crc::<u32>::new(&crc::CRC_32_ISO_HDLC);
     // 0x3d32ad9e chosen by fair dice roll
-    0x3d32ad9e * (crc32::checksum_ieee(database_name.as_bytes()) as i64)
+    0x3d32ad9e * (CRC_IEEE.checksum(database_name.as_bytes()) as i64)
 }