diff --git a/debug/tst-sprintf-fortify-rdonly.c b/debug/tst-sprintf-fortify-rdonly.c
index fafc8340ea..33a22f5d87 100644
--- a/debug/tst-sprintf-fortify-rdonly.c
+++ b/debug/tst-sprintf-fortify-rdonly.c
@@ -94,7 +94,7 @@ do_test (void)
   max_fd = (rl.rlim_cur < max_fd ? rl.rlim_cur : max_fd);
   rl.rlim_cur = max_fd;
 
-  if (setrlimit (RLIMIT_NOFILE, &rl) == 1)
+  if (setrlimit (RLIMIT_NOFILE, &rl) == -1)
     FAIL_EXIT1 ("setrlimit (RLIMIT_NOFILE): %m");
 
   /* Exhaust the file descriptor limit with temporary files.  */
diff --git a/io/tst-closefrom.c b/io/tst-closefrom.c
index 81011644fd..6dc3000207 100644
--- a/io/tst-closefrom.c
+++ b/io/tst-closefrom.c
@@ -103,7 +103,7 @@ closefrom_test_file_desc_limit (void)
     max_fd = (rl.rlim_cur < max_fd ? rl.rlim_cur : max_fd);
     rl.rlim_cur = max_fd;
 
-    if (setrlimit (RLIMIT_NOFILE, &rl) == 1)
+    if (setrlimit (RLIMIT_NOFILE, &rl) == -1)
       FAIL_EXIT1 ("setrlimit (RLIMIT_NOFILE): %m");
   }
 
diff --git a/posix/tst-spawn3.c b/posix/tst-spawn3.c
index 3d637e8de6..d17b6d2a06 100644
--- a/posix/tst-spawn3.c
+++ b/posix/tst-spawn3.c
@@ -62,7 +62,7 @@ do_test (void)
   max_fd = (rl.rlim_cur < max_fd ? rl.rlim_cur : max_fd);
   rl.rlim_cur = max_fd;
 
-  if (setrlimit (RLIMIT_NOFILE, &rl) == 1)
+  if (setrlimit (RLIMIT_NOFILE, &rl) == -1)
     FAIL_EXIT1 ("setrlimit (RLIMIT_NOFILE): %m");
 
   /* Exhauste the file descriptor limit with temporary files.  */
diff --git a/support/support-open-dev-null-range.c b/support/support-open-dev-null-range.c
index 812d579583..baf70b4118 100644
--- a/support/support-open-dev-null-range.c
+++ b/support/support-open-dev-null-range.c
@@ -33,7 +33,7 @@ increase_nofile (void)
 
   rl.rlim_cur += 128;
 
-  if (setrlimit (RLIMIT_NOFILE, &rl) == 1)
+  if (setrlimit (RLIMIT_NOFILE, &rl) == -1)
     FAIL_EXIT1 ("setrlimit (RLIMIT_NOFILE): %m");
 }
 
diff --git a/support/tst-support-open-dev-null-range.c b/support/tst-support-open-dev-null-range.c
index 6db20f0703..545e22242d 100644
--- a/support/tst-support-open-dev-null-range.c
+++ b/support/tst-support-open-dev-null-range.c
@@ -121,7 +121,7 @@ do_test (void)
 
     rl.rlim_cur = number_of_opened_files ();
 
-    if (setrlimit (RLIMIT_NOFILE, &rl) == 1)
+    if (setrlimit (RLIMIT_NOFILE, &rl) == -1)
       FAIL_EXIT1 ("setrlimit (RLIMIT_NOFILE): %m");
   }