diff --git a/src/traits/structure.rs b/src/traits/structure.rs
index 93b0b4dd..d662394e 100644
--- a/src/traits/structure.rs
+++ b/src/traits/structure.rs
@@ -427,7 +427,7 @@ macro_rules! impl_base_float(
 
             /// 2.0 / sqrt(pi).
             fn frac_2_sqrtpi() -> $n {
-                $n::consts::FRAC_2_SQRTPI
+                $n::consts::FRAC_2_SQRT_PI
             }