diff --git a/source_files/main.c b/source_files/main.c
index 1d1aaaa0..2e0fde7f 100644
--- a/source_files/main.c
+++ b/source_files/main.c
@@ -315,12 +315,6 @@ static void evaluate_environment()
             current_cpu++;
           }
         }
-$CUDA         #ifdef CUDA
-$CUDA         NUM_THREADS++; //+1 for the CUDA-thread!
-$CUDA         #endif
-$CUDA #elif defined(CUDA)
-$CUDA         if (NUM_THREADS==0) NUM_THREADS = cpuinfo->num_cpus+1; //+1 for the CUDA-thread!
-$CUDA         else NUM_THREADS++;
 #else
         if (NUM_THREADS==0) NUM_THREADS = cpuinfo->num_cpus;
 #endif