diff --git a/bench/bench-glib.c b/bench/bench-glib.c
index e1dbb87d..ef74fa0d 100644
--- a/bench/bench-glib.c
+++ b/bench/bench-glib.c
@@ -204,4 +204,5 @@ int main(int argc, const char *argv[])
     test_function("DictB  time", 1000000, test_dict_big);
   if (n == 50)
     test_function("Sort   time", 10000000, test_sort);
+  exit(0);
 }
diff --git a/bench/bench-klib.c b/bench/bench-klib.c
index 214c3d9f..5173c22d 100644
--- a/bench/bench-klib.c
+++ b/bench/bench-klib.c
@@ -203,5 +203,6 @@ int main(int argc, const char *argv[])
     test_function("DictB  time", 1000000, test_dict_big);
   if (n == 50)
     test_function("Sort   time", 10000000, test_sort);
+  exit(0);
 }
 
diff --git a/bench/bench-libdynamic.c b/bench/bench-libdynamic.c
index a159e40f..6f4dff39 100644
--- a/bench/bench-libdynamic.c
+++ b/bench/bench-libdynamic.c
@@ -155,4 +155,5 @@ int main(int argc, const char *argv[])
     test_function("Dict   time", 1000000, test_dict);
   if (n == 41)
     test_function("Dict B time", 1000000, test_dict_big);
+  exit(0);
  }
diff --git a/bench/bench-mlib.c b/bench/bench-mlib.c
index bba05f3b..010df9a2 100644
--- a/bench/bench-mlib.c
+++ b/bench/bench-mlib.c
@@ -282,5 +282,6 @@ int main(int argc, const char *argv[])
     test_function("DictS  time", 1000000, test_dict_str);
   if (n == 50)
     test_function("Sort   time", 10000000, test_sort);
+  exit(0);
 }
 
diff --git a/bench/bench-qt.cpp b/bench/bench-qt.cpp
index 03cbe020..2523aec3 100644
--- a/bench/bench-qt.cpp
+++ b/bench/bench-qt.cpp
@@ -182,4 +182,5 @@ int main(int argc, const char *argv[])
     test_function("DictB  time", 1000000, test_dict_big);
   if (n == 50)
     test_function("Sort   time", 10000000, test_sort);
+  exit(0);
 }
diff --git a/bench/bench-stl.cpp b/bench/bench-stl.cpp
index e3ab3fc7..8145691f 100644
--- a/bench/bench-stl.cpp
+++ b/bench/bench-stl.cpp
@@ -234,4 +234,5 @@ int main(int argc, const char *argv[])
     test_function("DictS(m)  time", 1000000, test_dict_str2);
   if (n == 50)
     test_function("Sort   time", 10000000, test_sort);
+  exit(0);
 }