diff --git a/ParLib.src/CMakeLists.txt b/ParLib.src/CMakeLists.txt
index 0ad6af44d3a705dac92a6848c0c68f6e1199ba4e..b881c15c29ba5eb5a93e387dc49443b622dd7926 100644
--- a/ParLib.src/CMakeLists.txt
+++ b/ParLib.src/CMakeLists.txt
@@ -156,12 +156,12 @@ endif(BUILD_FORT_LIBS)
 #~TESTS
 if(BUILD_FORT_LIBS)
 if(BUILD_SHARED_LIBS)
-add_executable(parlibf_test_shared parlibf_test.f90)
+add_executable(parlibf_test_shared parlibf_test.F90)
 target_link_libraries(parlibf_test_shared
         parlibf-shared)
 endif(BUILD_SHARED_LIBS)
 if(BUILD_STATIC_LIBS)
-    add_executable(parlibf_test_static parlibf_test.f90)
+    add_executable(parlibf_test_static parlibf_test.F90)
     target_link_libraries(parlibf_test_static
             parlibf-static)
 endif(BUILD_STATIC_LIBS)
@@ -254,4 +254,4 @@ endif(BUILD_SHARED_LIBS)
 endif(BUILD_FORT_LIBS)
 
 #adding man pages
-add_subdirectory(man)
\ No newline at end of file
+add_subdirectory(man)