diff --git a/test/run_tests.c b/test/run_tests.c
index f049fb9..9094e35 100644
--- a/test/run_tests.c
+++ b/test/run_tests.c
@@ -144,6 +144,7 @@
     TEST_ENTRY(EncodeErrorTests),
     TEST_ENTRY(SetUpAllocatorTest),
     TEST_ENTRY(SimpleValuesIndefiniteLengthTest1),
+    TEST_ENTRY(EncodeLengthThirtyoneTest),
     //TEST_ENTRY(fail_test),
 };