diff --git a/src/base/dimension.rs b/src/base/dimension.rs
index 2b5ccec3..8573dd59 100644
--- a/src/base/dimension.rs
+++ b/src/base/dimension.rs
@@ -20,7 +20,7 @@ pub struct Dynamic {
 impl Dynamic {
     /// A dynamic size equal to `value`.
     #[inline]
-    pub fn new(value: usize) -> Self {
+    pub const fn new(value: usize) -> Self {
         Self { value }
     }
 }
diff --git a/src/base/unit.rs b/src/base/unit.rs
index 32eff82f..8571728f 100644
--- a/src/base/unit.rs
+++ b/src/base/unit.rs
@@ -221,7 +221,7 @@ impl<T: Normed> Unit<T> {
 impl<T> Unit<T> {
     /// Wraps the given value, assuming it is already normalized.
     #[inline]
-    pub fn new_unchecked(value: T) -> Self {
+    pub const fn new_unchecked(value: T) -> Self {
         Unit { value }
     }