diff --git a/gcc/testsuite/gfortran.dg/pr52608.f90 b/gcc/testsuite/gfortran.dg/pr52608.f90
index fc2b9c3f667..a632800128f 100644
--- a/gcc/testsuite/gfortran.dg/pr52608.f90
+++ b/gcc/testsuite/gfortran.dg/pr52608.f90
@@ -1,3 +1,4 @@
+! { dg-do run }
 ! PR 52608
 ! Testcase reduced from NIST testsuite FM110
 program fm110_snippet