Update CITATION year to 20217.2.1

1 files changed, 1 insertions, 1 deletions

diff --git a/CITATION b/CITATION
index a5d8c027..c64d8cc3 100644
--- a/CITATION
+++ b/CITATION
@@ -11,6 +11,6 @@ A BibTeX entry for LaTeX users is
     title = {{PROJ} coordinate transformation software library},
     author = {{PROJ contributors}},
     organization = {Open Source Geospatial Foundation},
-    year = {2020},
+    year = {2021},
     url = {https://proj.org/},
   }