diff --git a/docs/src/guide/derived.md b/docs/src/guide/derived.md
index 66552d5..1252441 100644
--- a/docs/src/guide/derived.md
+++ b/docs/src/guide/derived.md
@@ -69,7 +69,7 @@ Additionally an angular period and wavelength can be defined analogously as the
 ![Diagram showing graphically the relationships between the various properties of harmonic waves: frequency, period, wavelength, angular frequency, and wavenumber.](../assets/Commutative_diagram_of_harmonic_wave_properties.svg)
 *image-source: Waldir, CC BY-SA 4.0 <https://creativecommons.org/licenses/by-sa/4.0>, via Wikimedia Commons*
 
-*DimensionfulAngles.jl* provides [`Periodic`](@ref) a [UnitfulEquivalences.jl](https://sostock.github.io/UnitfulEquivalences.jl/stable/) `Equivalence` to convert between temporal or spatial period, frequency, angular frequency, and angular period of a periodic response. tmp
+*DimensionfulAngles.jl* provides [`Periodic`](@ref) a [UnitfulEquivalences.jl](https://sostock.github.io/UnitfulEquivalences.jl/stable/) `Equivalence` to convert between temporal or spatial period, frequency, angular frequency, and angular period of a periodic response.
 
 
 ```@docs