diff --git a/regressionTests.cmake b/regressionTests.cmake
index 3fdb9b726..3be7c1d2a 100644
--- a/regressionTests.cmake
+++ b/regressionTests.cmake
@@ -1019,6 +1019,13 @@ add_test_compareECLFiles(CASENAME nnc
                          REL_TOL ${rel_tol}
                          DIR editnnc)
 
+add_test_compareECLFiles(CASENAME nonnc
+                         FILENAME NONNC
+                         SIMULATOR flow
+                         ABS_TOL ${abs_tol}
+                         REL_TOL ${rel_tol}
+                         DIR editnnc)
+
 add_test_compareECLFiles(CASENAME spe1_foam
                          FILENAME SPE1FOAM
                          SIMULATOR flow