diff --git a/pages/students/2017/martin_jancura/README.md b/pages/students/2017/martin_jancura/README.md
index 645598fe..f82f098d 100644
--- a/pages/students/2017/martin_jancura/README.md
+++ b/pages/students/2017/martin_jancura/README.md
@@ -2,7 +2,7 @@
 title: Martin Jancura
 published: true
 taxonomy:
-    category: [bp2021]
+    category: [bp2021,dp2023]
     tag: [opennmt,translation,demo,nlp]
     author: Daniel Hladek
 ---
diff --git a/pages/students/2018/ondrej_megela/README.md b/pages/students/2018/ondrej_megela/README.md
index 830a06a9..75e7ff84 100644
--- a/pages/students/2018/ondrej_megela/README.md
+++ b/pages/students/2018/ondrej_megela/README.md
@@ -2,7 +2,7 @@
 title: Ondrej Megela 
 published: true
 taxonomy:
-    category: [bp2021]
+    category: [bp2021,dp2023]
     tag: [nlp,fairseq,lm,bert,question-answer,qa]
     author: Daniel Hladek
 ---