diff --git a/.Rbuildignore b/.Rbuildignore
index 0d5af6e..d1d39ca 100644
--- a/.Rbuildignore
+++ b/.Rbuildignore
@@ -15,3 +15,4 @@ examples_all.R
 ^_pkgdown\.yml$
 ^docs$
 ^pkgdown$
+^CRAN-SUBMISSION$
diff --git a/CRAN-SUBMISSION b/CRAN-SUBMISSION
new file mode 100644
index 0000000..e66cb96
--- /dev/null
+++ b/CRAN-SUBMISSION
@@ -0,0 +1,3 @@
+Version: 0.5.2
+Date: 2023-01-19 07:47:23 UTC
+SHA: 053a93cb79c287999f78e966e5710b973dfbe6ca