diff --git a/dist/setup/index.js b/dist/setup/index.js
index aaeeac4b6..a54a942ed 100644
--- a/dist/setup/index.js
+++ b/dist/setup/index.js
@@ -68004,7 +68004,7 @@ function resolveVersionInput() {
     utils_1.logWarning("Neither 'python-version' nor 'python-version-file' inputs were supplied. Attempting to find '.python-version' file.");
     versionFile = '.python-version';
     if (fs_1.default.existsSync(versionFile)) {
-        const version = fs_1.default.readFileSync(versionFile, 'utf8');
+        const version = fs_1.default.readFileSync(versionFile, 'utf8').trim();
         core.info(`Resolved ${versionFile} as ${version}`);
         return [version];
     }