diff --git a/src/gpu/VirtualFluids_GPU/Parameter/Parameter.h b/src/gpu/VirtualFluids_GPU/Parameter/Parameter.h
index de5e2b0a4d983efdd272649962bfc9cfa60c7f19..f83e50d52e609322780130c17ba9563062bf2834 100644
--- a/src/gpu/VirtualFluids_GPU/Parameter/Parameter.h
+++ b/src/gpu/VirtualFluids_GPU/Parameter/Parameter.h
@@ -779,7 +779,7 @@ public:
     //! \returns the pressure ratio in SI/LB units scaled to the respective level
     real getScaledPressureRatio(int level);
     //! \returns the stress ratio in SI/LB units scaled to the respective level
-    real getScaledStressRatio(int level)
+    real getScaledStressRatio(int level);
     //! \returns the time ratio in SI/LB units scaled to the respective level
     real getScaledTimeRatio(int level);
     //! \returns the length ratio in SI/LB units scaled to the respective level