diff --git a/tests/update_reference_data.sh b/tests/update_reference_data.sh
index b598b8285..ada8cc193 100755
--- a/tests/update_reference_data.sh
+++ b/tests/update_reference_data.sh
@@ -38,7 +38,7 @@ tests[spe1oilgas]="flow spe1 SPE1CASE2_OILGAS spe1_oilgas"
 tests[spe1nowells]="flow spe1 SPE1CASE2_NOWELLS spe1_nowells"
 tests[spe1thermal]="flow spe1 SPE1CASE2_THERMAL spe1_thermal"
 tests[ctaquifer_2d_oilwater]="flow aquifer-oilwater 2D_OW_CTAQUIFER ctaquifer_2d_oilwater"
-tests[fetkovich_2d]= "flow aquifer-fetkovich 2D_FETKOVICHAQUIFER fetkovich_2d"
+tests[fetkovich_2d]="flow aquifer-fetkovich 2D_FETKOVICHAQUIFER fetkovich_2d"
 tests[msw_2d_h]="flow msw_2d_h 2D_H__"
 tests[msw_3d_hfa]="flow msw_3d_hfa 3D_MSW"
 tests[polymer_oilwater]="flow polymer_oilwater 2D_OILWATER_POLYMER"