diff --git a/test/env/main.c b/test/env/main.c
index bede0e78..f4a15475 100644
--- a/test/env/main.c
+++ b/test/env/main.c
@@ -209,7 +209,7 @@ int main(int argc, const char *argv[]) {
     g_argc = argc;
     g_argv = argv;
     // Test argc
-    if (getpid() > 2) {
+    if (g_argc == 2) {
         return test_suite_run(child_test_cases, ARRAY_SIZE(child_test_cases));
     } else  {
         return test_suite_run(test_cases, ARRAY_SIZE(test_cases));
diff --git a/test/sysinfo/main.c b/test/sysinfo/main.c
index 857d6538..e64a5a43 100644
--- a/test/sysinfo/main.c
+++ b/test/sysinfo/main.c
@@ -31,8 +31,8 @@ int test_sysinfo() {
     printf ("free RAM: %5.1f MB\n", info.freeram / MEGABYTE);
     printf ("process count: %d\n", info.procs);
 
-    // make sure update is in a valid range (1s ~ 5min)
-    if (info.uptime < 1 || info.uptime / MIN > 5 ) {
+    // make sure update is in a valid range ( > 1s)
+    if (info.uptime < 1) {
         THROW_ERROR("system uptime error");
     }