diff --git a/NEWS.md b/NEWS.md
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--- a/NEWS.md
+++ b/NEWS.md
@@ -1,5 +1,9 @@
 # bayes4psy change log
 
+## bayes4psy 1.2.12
+
+RStan updates and optimizations.
+
 ## bayes4psy 1.2.11
 
 Optimized building of RStan models.
diff --git a/cran-comments.md b/cran-comments.md
index 242bdba..279516f 100644
--- a/cran-comments.md
+++ b/cran-comments.md
@@ -1,5 +1,9 @@
 # Revisions
 
+## CRAN submission 26. 9. 2023
+
+RStan optimizations and updates.
+
 ## CRAN submission 16. 3. 2023
 
 Optimized building of RStan models.