diff --git a/src/ddsrt/src/process/posix/process.c b/src/ddsrt/src/process/posix/process.c
index d9c4c72..d42877f 100644
--- a/src/ddsrt/src/process/posix/process.c
+++ b/src/ddsrt/src/process/posix/process.c
@@ -181,6 +181,9 @@ ddsrt_proc_create(
     goto fail_fctl;
   }
 
+  /* Be sure to not trigger the SIGCHLD. */
+  signal(SIGCHLD, SIG_DFL);
+
   /* Create a new process. */
   spawn = fork();
   if (spawn == -1)