UnstableEnvironment.md

@@ -12,6 +12,23 @@ The page shows the change history for the cds unstable environments.  For other
 
 [Testing environment](TestingEnvironment)
 
+## Version unstable 2023-01-17 [01]
+
+## `cds-py39`
+
+The following package specifications were added:
+
+| Package name | Current version |
+| ------------ | --------------- |
+| igwn-lldd-fdio | 0.1.0 |
+
+The following package specifications were upgraded:
+
+| Package name | Previous version | Current version |
+| ------------ | ---------------- | --------------- |
+| ligo-gracedb | 2.9.0 | 2.10.0 |
+
+
 ## Version unstable 2022-12-15 [01]
 
 The following package specifications were added: