diff --git a/lib/main.js b/lib/main.js
index 1ab7a519..e05d19b2 100644
--- a/lib/main.js
+++ b/lib/main.js
@@ -76,12 +76,12 @@ function run() {
                 userFractionFloat = undefined;
             }
             // Check release files
-            releaseFiles.forEach(releaseFile => {
+            for (const releaseFile in releaseFiles) {
                 if (!fs.existsSync(releaseFile)) {
                     core.setFailed(`Unable to find release file @ ${releaseFile}`);
                     return;
                 }
-            });
+            }
             if (whatsNewDir != undefined && whatsNewDir.length > 0 && !fs.existsSync(whatsNewDir)) {
                 core.setFailed(`Unable to find 'whatsnew' directory @ ${whatsNewDir}`);
                 return;
diff --git a/src/main.ts b/src/main.ts
index 8e71ddd2..a84f8e89 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -52,12 +52,12 @@ async function run() {
         }
 
         // Check release files
-        releaseFiles.forEach(releaseFile => {
+        for (const releaseFile in releaseFiles) {
             if (!fs.existsSync(releaseFile)) {
                 core.setFailed(`Unable to find release file @ ${releaseFile}`);
                 return
             }
-        });
+        }
 
         if (whatsNewDir != undefined && whatsNewDir.length > 0 && !fs.existsSync(whatsNewDir)) {
             core.setFailed(`Unable to find 'whatsnew' directory @ ${whatsNewDir}`);