diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0c68ad86..21364979 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # aws-spot-price changelog
 
+## [1.1.20](https://github.com/hoonoh/aws-spot-price/compare/v1.1.19...v1.1.20) (2024-09-19)
+
+
+### Bug Fixes
+
+* update constants ([#919](https://github.com/hoonoh/aws-spot-price/issues/919)) ([29c64b9](https://github.com/hoonoh/aws-spot-price/commit/29c64b9adeb7fb94fdc850d659ecbf18591b936d))
+
 ## [1.1.19](https://github.com/hoonoh/aws-spot-price/compare/v1.1.18...v1.1.19) (2024-09-10)
 
 
diff --git a/package.json b/package.json
index ab0bb88a..18b043ed 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "aws-spot-price",
-  "version": "1.1.19",
+  "version": "1.1.20",
   "description": "CLI utility to list current global AWS EC2 Spot Instance prices.",
   "keywords": [
     "aws",