diff --git a/README.md b/README.md
index 7e11afa..72c51f7 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@
 ### From the command line:
 
 ```bash
-julia -e 'using Pkg; Pkg.add("https://korap.ids-mannheim.de/gerrit/ids-kl/DerekoVecs.jl")'
+julia -e 'using Pkg; Pkg.add(url = "https://korap.ids-mannheim.de/gerrit/ids-kl/DerekoVecs.jl")'
 ```
 
 ### From within Julia: