diff --git a/src/main.cpp b/src/main.cpp
index 7420998163d5d2b2923c47a8732e360d904aaeee..74f90441f2dd7c5217383b7a627a24b0ab9fd66d 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -11,7 +11,7 @@
 // #include <AcousticSolverClass.hpp>
 // #include <AcousticSolverTest.hpp>
 
-#include <Connectivity3D.hpp>
+#include <Connectivity.hpp>
 
 #include <Mesh.hpp>
 #include <BoundaryCondition.hpp>
diff --git a/src/mesh/Connectivity3D.hpp b/src/mesh/Connectivity.hpp
similarity index 100%
rename from src/mesh/Connectivity3D.hpp
rename to src/mesh/Connectivity.hpp
diff --git a/src/mesh/GmshReader.cpp b/src/mesh/GmshReader.cpp
index 573ae0227107cefe62e4ee1b35b66fb4153adce4..c032c4b5c65ea93be137ad64c9afc6e82ee58bfc 100644
--- a/src/mesh/GmshReader.cpp
+++ b/src/mesh/GmshReader.cpp
@@ -5,7 +5,7 @@
 #include <set>
 #include <rang.hpp>
 
-#include <Connectivity3D.hpp>
+#include <Connectivity.hpp>
 
 #include <Mesh.hpp>