diff --git a/dist/setup/index.js b/dist/setup/index.js
index 088addf5..66483e78 100644
--- a/dist/setup/index.js
+++ b/dist/setup/index.js
@@ -100694,7 +100694,7 @@ function getVersionInputFromToolVersions(versionFile) {
             if (line.trim().startsWith('#')) {
                 continue;
             }
-            const match = line.match(/^\s*python\s*v?(?<version>[^\s]+(?:\s*[-<>=!]+[^\s]+)*)\s*(-\s([^\s].*))?\s*$/);
+            const match = line.match(/^\s*python\s*v?\s*(?<version>[^\s]+)\s*$/);
             if (match) {
                 return [((_a = match.groups) === null || _a === void 0 ? void 0 : _a.version.trim()) || ''];
             }
diff --git a/src/utils.ts b/src/utils.ts
index 1019e582..fde719e3 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -297,9 +297,7 @@ export function getVersionInputFromToolVersions(versionFile: string): string[] {
       if (line.trim().startsWith('#')) {
         continue;
       }
-      const match = line.match(
-        /^\s*python\s*v?(?<version>[^\s]+(?:\s*[-<>=!]+[^\s]+)*)\s*(-\s([^\s].*))?\s*$/
-      );
+      const match = line.match(/^\s*python\s*v?\s*(?<version>[^\s]+)\s*$/);
       if (match) {
         return [match.groups?.version.trim() || ''];
       }