diff --git a/src/cpu/VirtualFluidsCore/LBM/ThixotropyModelLBMKernel2.cpp b/src/cpu/VirtualFluidsCore/LBM/ThixotropyModelLBMKernel2.cpp
index af71e9127e92e82ec0c170003d9fd25f2a11334e..c55d028989df94568e6d3d6f8b4ce527d8515803 100644
--- a/src/cpu/VirtualFluidsCore/LBM/ThixotropyModelLBMKernel2.cpp
+++ b/src/cpu/VirtualFluidsCore/LBM/ThixotropyModelLBMKernel2.cpp
@@ -7,7 +7,7 @@
 #include "LBMKernel.h"
 #include "Thixotropy.h"
 
-#define PROOF_CORRECTNES
+#define PROOF_CORRECTNESS
 
 using namespace UbMath;