diff --git a/src/snmalloc/global/globalalloc.h b/src/snmalloc/global/globalalloc.h
index 7607e582a..ca9aaf509 100644
--- a/src/snmalloc/global/globalalloc.h
+++ b/src/snmalloc/global/globalalloc.h
@@ -120,11 +120,11 @@ namespace snmalloc
         count--;
       }
       alloc = AllocPool<Config_>::iterate(alloc);
+    }
 
-      if (count != 0)
-      {
-        error("Error: two few allocators in use.");
-      }
+    if (count != 0)
+    {
+      error("Error: two few allocators in use.");
     }
   }
 
diff --git a/src/test/func/teardown/teardown.cc b/src/test/func/teardown/teardown.cc
index 02129374d..3ad56925d 100644
--- a/src/test/func/teardown/teardown.cc
+++ b/src/test/func/teardown/teardown.cc
@@ -112,6 +112,20 @@ void f(size_t size)
   fflush(stdout);
 }
 
+void check_debug_in_use()
+{
+  {
+    auto a = snmalloc::get_scoped_allocator();
+    snmalloc::debug_in_use(1);
+    {
+      auto b = snmalloc::get_scoped_allocator();
+      snmalloc::debug_in_use(2);
+    }
+    snmalloc::debug_in_use(1);
+  }
+  snmalloc::debug_in_use(0);
+}
+
 int main(int, char**)
 {
   setup();
@@ -142,4 +156,6 @@ int main(int, char**)
     f(shifted(7) - 1);
     printf("\n");
   }
+
+  check_debug_in_use();
 }