diff --git a/CITATION.cff b/CITATION.cff
index b8b0909..99c06dc 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -24,10 +24,10 @@ identifiers:
     value: "10.5281/zenodo.7594956"
   - description: "Ricgraph DOI v1.1"
     type: doi
-    value: "10.5281/zenodo.7644239
+    value: "10.5281/zenodo.7644239"
   - description: "Ricgraph DOI v1.2"
     type: doi
-    value: "10.5281/zenodo.XXXXXX
+    value: "10.5281/zenodo.XXXXXX"
 abstract: >-
   Ricgraph (Research in context graph) is a graph
   (https://en.wikipedia.org/wiki/Graph_theory) with nodes (sometimes called