diff --git a/src/bin/gnucash-bin.c b/src/bin/gnucash-bin.c
index 414f9ec61f..7fb7821769 100644
--- a/src/bin/gnucash-bin.c
+++ b/src/bin/gnucash-bin.c
@@ -214,7 +214,7 @@ environment_override()
         val_list = g_key_file_get_string_list (keyfile, "Variables",
                                                env_vars[i], &val_count,
                                                &error );
-        if (!val_list)
+        if ( val_count == 0 )
             g_unsetenv (env_vars[i]);
         else
         {