diff --git a/src/lib/error.c b/src/lib/error.c
index a7044ffb3..161b695e6 100644
--- a/src/lib/error.c
+++ b/src/lib/error.c
@@ -58,7 +58,10 @@ static void
 lumiera_error_tls_delete (void* err)
 {
   if (err)
-    free (((LumieraErrorcontext)err)->extra);
+    {
+      free (((LumieraErrorcontext)err)->extra);
+      free (err);
+    }
 }
 
 static void