diff --git a/Generator/test/Generator/random_poly_test.C b/Generator/test/Generator/random_poly_test.cpp
similarity index 100%
rename from Generator/test/Generator/random_poly_test.C
rename to Generator/test/Generator/random_poly_test.cpp
diff --git a/Generator/test/Generator/rcs_test.C b/Generator/test/Generator/rcs_test.cpp
similarity index 100%
rename from Generator/test/Generator/rcs_test.C
rename to Generator/test/Generator/rcs_test.cpp
diff --git a/Generator/test/Generator/test_generators.C b/Generator/test/Generator/test_generators.cpp
similarity index 100%
rename from Generator/test/Generator/test_generators.C
rename to Generator/test/Generator/test_generators.cpp