diff --git a/Inst_eddies/Tests/test_set_all_outerm.f90 b/Inst_eddies/Tests/test_set_all_outerm.f90
index 6c365f56a0052e9c1da1e4f641e0f1a5add8dd15..92b3d9668711a1b6ec73cef2df9979be51d04900 100644
--- a/Inst_eddies/Tests/test_set_all_outerm.f90
+++ b/Inst_eddies/Tests/test_set_all_outerm.f90
@@ -1,7 +1,5 @@
 program test_set_all_outerm
 
-  use, intrinsic:: ISO_FORTRAN_ENV
-
   ! Libraries:
   use jumble, only: pi