diff --git a/release/index.js b/release/index.js
index a923060..a4364c7 100644
--- a/release/index.js
+++ b/release/index.js
@@ -42,7 +42,7 @@ async function getNewestRelease(releases) {
   const initialVersion = core.getInput("initial-version");
 
   const semVerParser = (version) => {
-    return version.replace("v", "").split(".").map(parseFloat);
+    return version.replace("v", "").split(".").map(parseInt);
   };
 
   const isSemVerGreater = (a, b) => {