diff --git a/tests_before_release_R2021a.m b/tests_before_release_R2021a.m
index 4b107e2b7..c6027192d 100644
--- a/tests_before_release_R2021a.m
+++ b/tests_before_release_R2021a.m
@@ -20,7 +20,8 @@
 
 % Add tests for MATLAB packages in which automated test files can be
 % automatically found via MATLAB's filenaming convention.
-for pkgPathCa = {'bicas', 'solo.hwzv'}
+% NOTE: Searches for tests recursively.
+for pkgPathCa = {'bicas', 'solo.adm', 'solo.hwzv'}
   suite = [ ...
     suite, matlab.unittest.TestSuite.fromPackage(...
     pkgPathCa{1}, 'IncludingSubpackages', true) ...