diff --git a/plotters/src/coord/ranged1d/types/mod.rs b/plotters/src/coord/ranged1d/types/mod.rs
index 1bcc0157..321b7cec 100644
--- a/plotters/src/coord/ranged1d/types/mod.rs
+++ b/plotters/src/coord/ranged1d/types/mod.rs
@@ -9,7 +9,7 @@ pub use datetime::{
 mod numeric;
 pub use numeric::{
     RangedCoordf32, RangedCoordf64, RangedCoordi128, RangedCoordi32, RangedCoordi64,
-    RangedCoordu128, RangedCoordu32, RangedCoordu64, RangedCoordusize,
+    RangedCoordu128, RangedCoordu32, RangedCoordu64, RangedCoordusize, RangedCoordisize,
 };
 
 mod slice;