diff --git a/tests/data/SUMMARY_DECK_NON_CONSTANT_POROSITY.DATA b/tests/data/SUMMARY_DECK_NON_CONSTANT_POROSITY.DATA
index bdf3d2248..6a52964ef 100644
--- a/tests/data/SUMMARY_DECK_NON_CONSTANT_POROSITY.DATA
+++ b/tests/data/SUMMARY_DECK_NON_CONSTANT_POROSITY.DATA
@@ -102,9 +102,9 @@ PVDG
 10	10	1 /
 
 PVTO
-0 1	10	1 /
-1 1	10	1 
-  10    1       1 / 
+0 1  10     1 /
+1 1  10.001 1
+  10 1      1 /
 /
 
 SUMMARY