diff --git a/Solver/CMakeLists.txt b/Solver/CMakeLists.txt
index 4bff04102c84113b4469be7f5960d5bc488451dd..aaea186caf9322198da3b28ad2e3a282cf1b8b25 100644
--- a/Solver/CMakeLists.txt
+++ b/Solver/CMakeLists.txt
@@ -7,7 +7,7 @@ set(SRC
   linearSystemCSR.cpp
   groupOfElements.cpp
   elasticityTerm.cpp
-#  elasticitySolver.cpp
+  elasticitySolver.cpp
   SElement.cpp
   eigenSolver.cpp
   multiscaleLaplace.cpp