diff --git a/pyproject.toml b/pyproject.toml
index 223c30d..25aba94 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -37,6 +37,9 @@ exclude = [
 # Enable all rules by default - then exclude specific ones as required
 select = ["ALL"]
 ignore = [
+    ### TODO - temporarily allow missing copyright notice from code files
+    "CPY001",
+
     ### Project specific config (general conf below)
 
     # allow "untrusted" subprocess command/s - all commands use arguments
diff --git a/release_notes/RelNotes-1.1.3.md b/release_notes/RelNotes-1.1.3.md
new file mode 100644
index 0000000..6b99258
--- /dev/null
+++ b/release_notes/RelNotes-1.1.3.md
@@ -0,0 +1,4 @@
+## Release notes
+
+* Improvement:
+    - Give error message (not stacktrace) if 'turnkey_version' file missing.