diff --git a/tests/lib/json/testcase.yaml b/tests/lib/json/testcase.yaml
index ddfed1f2365..2914f37c366 100644
--- a/tests/lib/json/testcase.yaml
+++ b/tests/lib/json/testcase.yaml
@@ -1,5 +1,4 @@
 tests:
 -   test:
-        build_only: true
         filter: not CONFIG_NEWLIB_LIBC
         tags: json