diff --git a/unit_tests/utils/feedsRun.fslStartup b/unit_tests/utils/feedsRun.fslStartup
index 3219c4572376dc3a777096f87f91743785fee1cc..2586cb9faab8bfb79d1eec9e9bdb16d4bbd76e7e 100755
--- a/unit_tests/utils/feedsRun.fslStartup
+++ b/unit_tests/utils/feedsRun.fslStartup
@@ -42,7 +42,12 @@ def main():
     assert run('./test_fslStartup', 4, 4) == '4 1 4'
     assert run('./test_fslStartup', 1, 1) == '1 1 1'
 
-    # With FSL_SKIP_GLOBAL, BLAS should be multi-threaded
+    # FSL_SKIP_GLOBAL=0 should be equivalent to default behaviour
+    assert run('./test_fslStartup', 8, 8, 0) == '8 1 8'
+    assert run('./test_fslStartup', 4, 4, 0) == '4 1 4'
+    assert run('./test_fslStartup', 1, 1, 0) == '1 1 1'
+
+    # With FSL_SKIP_GLOBAL=1, BLAS should be multi-threaded
     assert run('./test_fslStartup', 8, 8, 1) == '8 8 8'
     assert run('./test_fslStartup', 4, 4, 1) == '4 4 4'
     assert run('./test_fslStartup', 1, 1, 1) == '1 1 1'