diff --git a/plot/src/axis.rs b/plot/src/axis.rs
index 5f7ae494..e348cd84 100644
--- a/plot/src/axis.rs
+++ b/plot/src/axis.rs
@@ -1,7 +1,6 @@
 //! Coordinate axis
 
 use std::borrow::Cow;
-use std::iter::IntoIterator;
 
 use crate::map;
 use crate::traits::{Configure, Data, Set};
diff --git a/plot/src/candlestick.rs b/plot/src/candlestick.rs
index e0a5cbeb..ff2c0be0 100644
--- a/plot/src/candlestick.rs
+++ b/plot/src/candlestick.rs
@@ -1,7 +1,6 @@
 //! "Candlestick" plots
 
 use std::borrow::Cow;
-use std::iter::IntoIterator;
 
 use crate::data::Matrix;
 use crate::traits::{self, Data, Set};
diff --git a/plot/src/curve.rs b/plot/src/curve.rs
index bbddeff1..3c2b68ae 100644
--- a/plot/src/curve.rs
+++ b/plot/src/curve.rs
@@ -1,7 +1,6 @@
 //! Simple "curve" like plots
 
 use std::borrow::Cow;
-use std::iter::IntoIterator;
 
 use crate::data::Matrix;
 use crate::traits::{self, Data, Set};
diff --git a/plot/src/errorbar.rs b/plot/src/errorbar.rs
index 7efd23e3..e8c73a67 100644
--- a/plot/src/errorbar.rs
+++ b/plot/src/errorbar.rs
@@ -1,7 +1,6 @@
 //! Error bar plots
 
 use std::borrow::Cow;
-use std::iter::IntoIterator;
 
 use crate::data::Matrix;
 use crate::traits::{self, Data, Set};
diff --git a/plot/src/filledcurve.rs b/plot/src/filledcurve.rs
index f79dbddc..bc54082e 100644
--- a/plot/src/filledcurve.rs
+++ b/plot/src/filledcurve.rs
@@ -1,7 +1,6 @@
 //! Filled curve plots
 
 use std::borrow::Cow;
-use std::iter::IntoIterator;
 
 use crate::data::Matrix;
 use crate::traits::{self, Data, Set};