diff --git a/src/test/test.h b/src/test/test.h
index 300ec8796..c45fe42d4 100644
--- a/src/test/test.h
+++ b/src/test/test.h
@@ -16,6 +16,8 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#if defined(EMSESP_STANDALONE)
+
 #ifndef EMSESP_TEST_H
 #define EMSESP_TEST_H
 
@@ -51,3 +53,5 @@ class Test {
 } // namespace emsesp
 
 #endif
+
+#endif