diff --git a/src/node_wasi.cc b/src/node_wasi.cc
index f4670ea36f6525..0330656b29e926 100644
--- a/src/node_wasi.cc
+++ b/src/node_wasi.cc
@@ -236,7 +236,7 @@ void WASI::New(const FunctionCallbackInfo<Value>& args) {
       free(options.preopens[i].real_path);
     }
 
-    delete[] options.preopens;
+    free(options.preopens);
   }
 }