diff --git a/gcc/testsuite/c-c++-common/tm/omp.c b/gcc/testsuite/c-c++-common/tm/omp.c
index b9fcc76..b664a6f 100644
--- a/gcc/testsuite/c-c++-common/tm/omp.c
+++ b/gcc/testsuite/c-c++-common/tm/omp.c
@@ -1,5 +1,6 @@
 /* { dg-do compile } */
 /* { dg-options "-fgnu-tm -fopenmp" } */
+/* { dg-require-effective-target pthread } */
 
 __attribute__ ((transaction_pure))
 unsigned long rdtsc();