diff --git a/libcxx/modules/modules.json.in b/libcxx/modules/modules.json.in
index ddc377f28f919..759ac92d81f18 100644
--- a/libcxx/modules/modules.json.in
+++ b/libcxx/modules/modules.json.in
@@ -5,7 +5,7 @@
     {
       "logical-name": "std",
       "source-path": "@LIBCXX_MODULE_RELATIVE_PATH@/std.cppm",
-      "is-standard-library": true,
+      "is-std-library": true,
       "local-arguments": {
         "system-include-directories": [
           "@LIBCXX_MODULE_RELATIVE_PATH@"