diff --git a/scripts/cmake/SubmoduleSetup.cmake b/scripts/cmake/SubmoduleSetup.cmake
index 9d753a147080afe483c84c96809e0b4da7cf78f1..c6839323ddbdff640415ba7c19474d4272e6c2ce 100644
--- a/scripts/cmake/SubmoduleSetup.cmake
+++ b/scripts/cmake/SubmoduleSetup.cmake
@@ -12,9 +12,6 @@ set(REQUIRED_SUBMODULES
     ThirdParty/tetgen
     ${OGS_ADDITIONAL_SUBMODULES_TO_CHECKOUT}
 )
-if(OGS_BUILD_TESTS)
-    list(APPEND REQUIRED_SUBMODULES Tests/Data)
-endif()
 if(OGS_BUILD_GUI)
     list(APPEND REQUIRED_SUBMODULES ThirdParty/vtkGUISupportQt)
 endif()