diff --git a/docs/make.jl b/docs/make.jl
index 7581f4513..2c4476e0e 100644
--- a/docs/make.jl
+++ b/docs/make.jl
@@ -1,6 +1,7 @@
 using DocumenterVitepress
 using Documenter
 using DimensionalData
+using Dates
 using DimensionalData.Dimensions
 using DimensionalData.Lookups