diff --git a/app/composables/npm/useOutdatedDependencies.ts b/app/composables/npm/useOutdatedDependencies.ts
index a49c8a4cd6..2877231b2e 100644
--- a/app/composables/npm/useOutdatedDependencies.ts
+++ b/app/composables/npm/useOutdatedDependencies.ts
@@ -26,7 +26,7 @@ function resolveOutdated(
 
   let filteredVersions = versions
   if (!constraintIncludesPrerelease(constraint)) {
-    filteredVersions = versions.filter(v => !getPrerelease(v))
+    filteredVersions = versions.filter(v => !getPrerelease(v)?.length)
   }
 
   const resolved = findMaxSatisfying(filteredVersions, constraint)
diff --git a/server/utils/npm.ts b/server/utils/npm.ts
index eb459e1df4..f919dd4605 100644
--- a/server/utils/npm.ts
+++ b/server/utils/npm.ts
@@ -62,7 +62,7 @@ export async function resolveVersionConstraint(
 
     // Filter out prerelease versions unless constraint explicitly includes one
     if (!constraintIncludesPrerelease(constraint)) {
-      versions = versions.filter(v => !getPrerelease(v))
+      versions = versions.filter(v => !getPrerelease(v)?.length)
     }
 
     return findMaxSatisfying(versions, constraint)