Fix a few selftest typos
diff --git a/tests/suites/test_suite_rsa.function b/tests/suites/test_suite_rsa.function
index 9bc8a24..29651cc 100644
--- a/tests/suites/test_suite_rsa.function
+++ b/tests/suites/test_suite_rsa.function
@@ -532,7 +532,7 @@
 }
 /* END_CASE */
 
-/* BEGIN_CASE depends_on:POLARSSL_SELFTEST_C */
+/* BEGIN_CASE depends_on:POLARSSL_SELF_TEST */
 void rsa_selftest()
 {
     TEST_ASSERT( rsa_self_test( 0 ) == 0 );