diff --git a/pages/common/make.md b/pages/common/make.md
index ea7b7a009..79e0de0ae 100644
--- a/pages/common/make.md
+++ b/pages/common/make.md
@@ -26,3 +26,7 @@
 - Force making of a target, even if source files are unchanged:
 
 `make --always-make {{target}}`
+
+- Override variables defined in the Makefile by the environment:
+
+`make --environment-overrides {{target}}`