diff --git a/src/core/span.rs b/src/core/span.rs
index bff560a..ae85a57 100644
--- a/src/core/span.rs
+++ b/src/core/span.rs
@@ -88,7 +88,7 @@ pub fn ratio<N: UiNum>(x: N) -> SpanLen {
     SpanLen::Ratio(x.to_f32())
 }
 
-pub fn rel<N: UiNum>(x: N) -> SpanLen {
+pub fn relative<N: UiNum>(x: N) -> SpanLen {
     SpanLen::Relative(x.to_f32())
 }
 
diff --git a/src/testing/mod.rs b/src/testing/mod.rs
index 0a753db..2414010 100644
--- a/src/testing/mod.rs
+++ b/src/testing/mod.rs
@@ -64,7 +64,7 @@ impl Client {
                         fixed(100),
                         ratio(1),
                         ratio(1),
-                        rel(0.5),
+                        relative(0.5),
                         fixed(100),
                         fixed(100),
                     ],