diff --git a/common.js b/common.js
index 1f18809..adee502 100644
--- a/common.js
+++ b/common.js
@@ -60,6 +60,8 @@ export function isBundler2Default(engine, rubyVersion) {
     return isHeadVersion(rubyVersion) || floatVersion(rubyVersion) >= 2.7
   } else if (engine === 'truffleruby') {
     return isHeadVersion(rubyVersion)
+  } else if (engine === 'jruby') {
+    return isHeadVersion(rubyVersion)
   } else {
     return false
   }
diff --git a/dist/index.js b/dist/index.js
index 541e706..dc55e12 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -32852,6 +32852,8 @@ function isBundler2Default(engine, rubyVersion) {
     return isHeadVersion(rubyVersion) || floatVersion(rubyVersion) >= 2.7
   } else if (engine === 'truffleruby') {
     return isHeadVersion(rubyVersion)
+  } else if (engine === 'jruby') {
+    return isHeadVersion(rubyVersion)
   } else {
     return false
   }