diff --git a/fortran/helloworld.f b/fortran/helloworld.f90
similarity index 77%
rename from fortran/helloworld.f
rename to fortran/helloworld.f90
index 93474a2..fced13e 100644
--- a/fortran/helloworld.f
+++ b/fortran/helloworld.f90
@@ -1,3 +1,3 @@
 program hello
     print *, "Hello World!"
-end program
\ No newline at end of file
+end program
diff --git a/fortran/test.sh b/fortran/test.sh
new file mode 100755
index 0000000..1386d46
--- /dev/null
+++ b/fortran/test.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+gfortran helloworld.f90 -o helloworld
+./helloworld
\ No newline at end of file