diff --git a/_config.yml b/_config.yml
index 7a546a9..95aa294 100644
--- a/_config.yml
+++ b/_config.yml
@@ -1,4 +1,4 @@
 title: PROSTATEx Masks
-description: 3D Lesion masks for the PROSTATEx dataset, after a lesion-by-lesion quality check
+description: 3D Lesion masks for the PROSTATEx prostate MRI dataset, after a lesion-by-lesion quality check
 show_downloads: true
 theme: jekyll-theme-slate