diff --git a/test/test-spawn.c b/test/test-spawn.c
index d3c0693b..9b003002 100644
--- a/test/test-spawn.c
+++ b/test/test-spawn.c
@@ -1015,7 +1015,7 @@ TEST_IMPL(spawn_with_an_odd_path) {
   char *path = getenv("PATH");
   ASSERT(path != NULL);
   snprintf(newpath, 2048, ";.;%s", path);
-  SetEnvironmentVariable("PATH", path);
+  SetEnvironmentVariable("PATH", newpath);
 
   init_process_options("", exit_cb);
   options.file = options.args[0] = "program-that-had-better-not-exist";