1 files changed, 1 insertions, 1 deletions

diff --git a/win32/mingw.c b/win32/mingw.c
index 6544d11ad..273b8d840 100644
--- a/win32/mingw.c
+++ b/win32/mingw.c
@@ -2306,7 +2306,7 @@ int chdir_system_drive(void)
         const char *sd = get_system_drive();
         int ret = -1;
 
-        if (sd)
+        if (*sd)
                 ret = chdir(auto_string(concat_path_file(sd, "")));
         return ret;
 }