diff --git a/src/config/config.h b/src/config/config.h
index 2c5343f..97a3bc9 100644
--- a/src/config/config.h
+++ b/src/config/config.h
@@ -147,7 +147,7 @@ namespace Recon
         //transParams.solver
         static std::string name = "TVAL3";
         static int maxIter = 50;
-        static int muValues = 100;
+        static Aurora::Matrix muValues = Aurora::Matrix::fromRawData(new double[1]{100}, 1);
         static int betaValues = 1;
         static bool runTransmissionReco = true;
     }