diff --git a/test/freeflow/stokes2c/stokes2c-reference.vtu b/test/freeflow/stokes2c/stokes2c-reference.vtu
index 2aeb33dd612ad4df7b5f0ed5f6533a1eeaae01b7..446ab4b7a2a6f715562706df4b44c0c66d1744df 100644
--- a/test/freeflow/stokes2c/stokes2c-reference.vtu
+++ b/test/freeflow/stokes2c/stokes2c-reference.vtu
@@ -189,7 +189,7 @@
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diff --git a/test/freeflow/stokes2cni/stokes2cni-reference.vtu b/test/freeflow/stokes2cni/stokes2cni-reference.vtu
index 2276f338431337832d3f229f81a168223b7af01a..a51592770f2b2aa7bd6c9f50754b611f5832daa5 100644
--- a/test/freeflow/stokes2cni/stokes2cni-reference.vtu
+++ b/test/freeflow/stokes2cni/stokes2cni-reference.vtu
@@ -69,7 +69,7 @@
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