diff --git a/test/unit_tests/arkode/CXX_serial/CMakeLists.txt b/test/unit_tests/arkode/CXX_serial/CMakeLists.txt
index ed82823297..2f71f11d13 100644
--- a/test/unit_tests/arkode/CXX_serial/CMakeLists.txt
+++ b/test/unit_tests/arkode/CXX_serial/CMakeLists.txt
@@ -20,22 +20,22 @@ set(unit_tests
   "ark_test_analytic_sys_mri.cpp\;1"
   "ark_test_dahlquist_ark.cpp\;0 -1 0"
   "ark_test_dahlquist_ark.cpp\;0 -1 1"
-  "ark_test_dahlquist_ark.cpp\;0  0 0"
-  "ark_test_dahlquist_ark.cpp\;0  0 1"
-  "ark_test_dahlquist_ark.cpp\;0  1 0"
-  "ark_test_dahlquist_ark.cpp\;0  1 1"
+  "ark_test_dahlquist_ark.cpp\;0 0 0"
+  "ark_test_dahlquist_ark.cpp\;0 0 1"
+  "ark_test_dahlquist_ark.cpp\;0 1 0"
+  "ark_test_dahlquist_ark.cpp\;0 1 1"
   "ark_test_dahlquist_ark.cpp\;1 -1 0"
   "ark_test_dahlquist_ark.cpp\;1 -1 1"
-  "ark_test_dahlquist_ark.cpp\;1  0 0"
-  "ark_test_dahlquist_ark.cpp\;1  0 1"
-  "ark_test_dahlquist_ark.cpp\;1  1 0"
-  "ark_test_dahlquist_ark.cpp\;1  1 1"
+  "ark_test_dahlquist_ark.cpp\;1 0 0"
+  "ark_test_dahlquist_ark.cpp\;1 0 1"
+  "ark_test_dahlquist_ark.cpp\;1 1 0"
+  "ark_test_dahlquist_ark.cpp\;1 1 1"
   "ark_test_dahlquist_ark.cpp\;2 -1 0"
   "ark_test_dahlquist_ark.cpp\;2 -1 1"
-  "ark_test_dahlquist_ark.cpp\;2  0 0"
-  "ark_test_dahlquist_ark.cpp\;2  0 1"
-  "ark_test_dahlquist_ark.cpp\;2  1 0"
-  "ark_test_dahlquist_ark.cpp\;2  1 1"
+  "ark_test_dahlquist_ark.cpp\;2 0 0"
+  "ark_test_dahlquist_ark.cpp\;2 0 1"
+  "ark_test_dahlquist_ark.cpp\;2 1 0"
+  "ark_test_dahlquist_ark.cpp\;2 1 1"
   "ark_test_dahlquist_erk.cpp\;-1"
   "ark_test_dahlquist_erk.cpp\;0"
   "ark_test_dahlquist_erk.cpp\;1"