NEWS.md in nanoc-4.11.19 vs NEWS.md in nanoc-4.11.20

@@ -1,6 +1,12 @@
 # Nanoc news
 
+## 4.11.20 (2020-12-18)
+
+Enhancements:
+
+- Made Nanoc use copy-on-write when available (preferred over hardlinking/copying) (#1509, #1511) [Daniel Aleksandersen]
+
 ## 4.11.19 (2020-10-16)
 
 Fixes:
 
 - Fixed an issue which could cause compiled pages to contain the content of another page (#1501, #1510)