diff --git a/Cargo.toml b/Cargo.toml
index 8a3fea5c..a629b554 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -37,7 +37,6 @@ cuda   = [ "cust_core", "simba/cuda" ]
 # Conversion
 convert-mint = [ "mint" ]
 convert-bytemuck = [ "bytemuck" ]
-convert-glam013 = [ "glam013" ]
 convert-glam014 = [ "glam014" ]
 convert-glam015 = [ "glam015" ]
 convert-glam016 = [ "glam016" ]
@@ -88,7 +87,6 @@ pest_derive    = { version = "2", optional = true }
 bytemuck       = { version = "1.5", optional = true }
 matrixcompare-core = { version = "0.1", optional = true }
 proptest       = { version = "1", optional = true, default-features = false, features = ["std"] }
-glam013        = { package = "glam", version = "0.13", optional = true }
 glam014        = { package = "glam", version = "0.14", optional = true }
 glam015        = { package = "glam", version = "0.15", optional = true }
 glam016        = { package = "glam", version = "0.16", optional = true }
diff --git a/nalgebra-glm/Cargo.toml b/nalgebra-glm/Cargo.toml
index f8087581..adf05fa3 100644
--- a/nalgebra-glm/Cargo.toml
+++ b/nalgebra-glm/Cargo.toml
@@ -26,7 +26,6 @@ cuda                  = [ "nalgebra/cuda" ]
 # Conversion
 convert-mint = [ "nalgebra/mint" ]
 convert-bytemuck = [ "nalgebra/bytemuck" ]
-convert-glam013 = [ "nalgebra/glam013" ]
 convert-glam014 = [ "nalgebra/glam014" ]
 convert-glam015 = [ "nalgebra/glam015" ]
 convert-glam016 = [ "nalgebra/glam016" ]
diff --git a/src/third_party/glam/common/glam_isometry.rs b/src/third_party/glam/common/glam_isometry.rs
index 5a528302..7b188c39 100644
--- a/src/third_party/glam/common/glam_isometry.rs
+++ b/src/third_party/glam/common/glam_isometry.rs
@@ -1,5 +1,5 @@
 use super::glam::{DMat3, DMat4, DQuat, DVec2, DVec3, Mat3, Mat4, Quat, Vec2, Vec3};
-use crate::{Isometry2, Isometry3, Matrix3, Matrix4, Translation3, UnitQuaternion, Vector2};
+use crate::{Isometry2, Isometry3, Matrix3, Matrix4, Translation3, UnitQuaternion};
 use std::convert::TryFrom;
 
 impl From<Isometry2<f32>> for Mat3 {
diff --git a/src/third_party/glam/common/glam_unit_complex.rs b/src/third_party/glam/common/glam_unit_complex.rs
index d44a2f09..7ee6fc65 100644
--- a/src/third_party/glam/common/glam_unit_complex.rs
+++ b/src/third_party/glam/common/glam_unit_complex.rs
@@ -1,4 +1,4 @@
-use super::glam::{DMat2, DQuat, DVec3, Mat2, Quat, Vec3};
+use super::glam::{DMat2, Mat2};
 use crate::{Complex, UnitComplex};
 
 impl From<UnitComplex<f32>> for Mat2 {