diff --git a/binder/postBuild b/binder/postBuild
index 81901d5..7925d49 100644
--- a/binder/postBuild
+++ b/binder/postBuild
@@ -8,4 +8,4 @@ conda config --add channels conda-forge
 conda config --set channel_priority strict
 
 # Use mamba to speed up install
-mamba install root
+mamba install --yes root