diff --git a/dist/npmci.install.js b/dist/npmci.install.js
index af5fe6b..32b3d7d 100644
--- a/dist/npmci.install.js
+++ b/dist/npmci.install.js
@@ -9,7 +9,7 @@ exports.install = function (versionArg) {
     if (versionArg == "lts") {
         version = "4";
     }
-    else if (versionArg = "legacy") {
+    else if (versionArg == "legacy") {
         version = "4.0.0";
     }
     else {
@@ -25,4 +25,4 @@ exports.install = function (versionArg) {
     return done.promise;
 };
 
-//# sourceMappingURL=data:application/json;charset=utf8;base64,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
+//# sourceMappingURL=data:application/json;charset=utf8;base64,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