diff --git a/DESCRIPTION b/DESCRIPTION
index 576aa84..097309a 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: GPCERF
 Title: Gaussian Processes for Estimating Causal Exposure Response Curves
-Version: 0.2.1
+Version: 0.2.2
 Authors@R: c(
     person("Naeem", "Khoshnevis", email = "nkhoshnevis@g.harvard.edu",
            role=c("aut","cre"), 
diff --git a/cran-comments.md b/cran-comments.md
new file mode 100644
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--- /dev/null
+++ b/cran-comments.md
@@ -0,0 +1,11 @@
+Submission (February 16, 2024):
+
+We appreciate your efforts in reviewing the GPCERF 0.2.2 package. In this upgrade, we:
+
+- Fixed a note raised in some of CRAN checks.
+
+All tests and checks have passed successfully.
+
+Best regards, 
+Naeem Khoshnevis 
+RCD - HUIT Harvard University