Issue #9186:  log1p(-1.0) should raise ValueError, not OverflowError.
diff --git a/Misc/NEWS b/Misc/NEWS
index 282aa25..3b3a12b 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -468,6 +468,8 @@
 Library
 -------
 
+- Issue #9186: Fix math.log1p(-1.0) to raise ValueError, not OverflowError.
+
 - Issue #9130: Fix validation of relative imports in parser module.
 
 - Issue #9128: Fix validation of class decorators in parser module.