diff --git a/Cargo.toml b/Cargo.toml
index 21a24d25..c0c80e43 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -41,7 +41,7 @@ sqlx = { version = "^0", optional = true }
 log = { version = "^0.4", optional = true }
 
 [features]
-default = ["mysql", "postgres", "sqlite", "discovery", "writer", "mutate", "probe"]
+default = ["mysql", "postgres", "sqlite", "discovery", "writer", "probe"]
 debug-print = ["log"]
 mysql = []
 postgres = []
@@ -51,7 +51,6 @@ discovery = ["futures", "parser"]
 parser = ["query"]
 query = ["def"]
 writer = ["def"]
-mutate = []
 probe = []
 sqlx-dep = ["sqlx"]
 sqlx-all = ["sqlx-mysql", "sqlx-postgres", "sqlx-sqlite"]
diff --git a/src/lib.rs b/src/lib.rs
index 5af7c052..75ba861d 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -21,8 +21,5 @@ pub(crate) mod util;
 pub mod name;
 pub use name::*;
 
-#[cfg(feature = "mutate")]
-pub mod mutate;
-
 #[cfg(feature = "probe")]
 pub mod probe;
diff --git a/src/mutate.rs b/src/mutate.rs
deleted file mode 100644
index 8b137891..00000000
--- a/src/mutate.rs
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/src/mysql/mod.rs b/src/mysql/mod.rs
index 25197bfb..0966d884 100644
--- a/src/mysql/mod.rs
+++ b/src/mysql/mod.rs
@@ -20,10 +20,6 @@ pub mod query;
 #[cfg_attr(docsrs, doc(cfg(feature = "writer")))]
 pub mod writer;
 
-#[cfg(feature = "mutate")]
-#[cfg_attr(docsrs, doc(cfg(feature = "mutate")))]
-pub mod mutate;
-
 #[cfg(feature = "probe")]
 #[cfg_attr(docsrs, doc(cfg(feature = "probe")))]
 pub mod probe;
diff --git a/src/mysql/mutate.rs b/src/mysql/mutate.rs
deleted file mode 100644
index 8b137891..00000000
--- a/src/mysql/mutate.rs
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/src/postgres/mod.rs b/src/postgres/mod.rs
index c40a3348..8fc40bea 100644
--- a/src/postgres/mod.rs
+++ b/src/postgres/mod.rs
@@ -20,10 +20,6 @@ pub mod query;
 #[cfg_attr(docsrs, doc(cfg(feature = "writer")))]
 pub mod writer;
 
-#[cfg(feature = "mutate")]
-#[cfg_attr(docsrs, doc(cfg(feature = "mutate")))]
-pub mod mutate;
-
 #[cfg(feature = "probe")]
 #[cfg_attr(docsrs, doc(cfg(feature = "probe")))]
 pub mod probe;
diff --git a/src/postgres/mutate.rs b/src/postgres/mutate.rs
deleted file mode 100644
index 8b137891..00000000
--- a/src/postgres/mutate.rs
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/src/sqlite/mod.rs b/src/sqlite/mod.rs
index 72c9d6f7..e6993eff 100644
--- a/src/sqlite/mod.rs
+++ b/src/sqlite/mod.rs
@@ -15,10 +15,6 @@ pub mod discovery;
 mod error;
 mod executor;
 
-#[cfg(feature = "mutate")]
-#[cfg_attr(docsrs, doc(cfg(feature = "mutate")))]
-pub mod mutate;
-
 #[cfg(feature = "probe")]
 #[cfg_attr(docsrs, doc(cfg(feature = "probe")))]
 pub mod probe;
diff --git a/src/sqlite/mutate.rs b/src/sqlite/mutate.rs
deleted file mode 100644
index 8b137891..00000000
--- a/src/sqlite/mutate.rs
+++ /dev/null
@@ -1 +0,0 @@
-