diff --git a/changelog.md b/changelog.md
index 35d2adbd1c..87885aec96 100644
--- a/changelog.md
+++ b/changelog.md
@@ -30,7 +30,9 @@
 
 - `osproc.execProcess` now also takes a `workingDir` parameter.
 
-- `options.UnpackError` is no longer a ref type and inherits from `System.Defect` instead of `System.ValueError`.
+- `options.UnpackError` is no longer a ref type and inherits from `system.Defect` instead of `system.ValueError`.
+
+- `system.ValueError` now inherits from `system.CatchableError` instead of `system.Defect`.
 
 - nre's `RegexMatch.{captureBounds,captures}[]`  no longer return `Option` or
   `nil`/`""`, respectivly. Use the newly added `n in p.captures` method to
diff --git a/lib/system.nim b/lib/system.nim
index c68eba2e08..8a35714a51 100644
--- a/lib/system.nim
+++ b/lib/system.nim
@@ -606,7 +606,7 @@ type
     ## Raised when assertion is proved wrong.
     ##
     ## Usually the result of using the `assert() template <#assert>`_.
-  ValueError* = object of Defect ## \
+  ValueError* = object of CatchableError ## \
     ## Raised for string and object conversion errors.
   KeyError* = object of ValueError ## \
     ## Raised if a key cannot be found in a table.