diff --git a/backends/igvm-cfg.c b/backends/igvm-cfg.c
index 64589ca34f..e1f09855f6 100644
--- a/backends/igvm-cfg.c
+++ b/backends/igvm-cfg.c
@@ -108,4 +108,5 @@ static void igvm_cfg_finalize(Object *obj)
     if (igvm->file >= 0) {
         igvm_free(igvm->file);
     }
+    g_free(igvm->filename);
 }