diff --git a/Solver/CMakeLists.txt b/Solver/CMakeLists.txt
index b41c9761467e59f1921bdaafbebd4c9dac838b08..12e9ede52556e4a9c5104915bcd1f1f9bba77e30 100644
--- a/Solver/CMakeLists.txt
+++ b/Solver/CMakeLists.txt
@@ -19,6 +19,7 @@ set(SRC
   dgSystemOfEquations.cpp
   dgConservationLawShallowWater2d.cpp
   dgConservationLawWaveEquation.cpp
+  dgConservationLawMaxwell.cpp
   dgConservationLawPerfectGas.cpp
   dgLimiter.cpp
   dgDofContainer.cpp