diff --git a/makefiles/targets/sterile.mk b/makefiles/targets/sterile.mk
index f5922ee..790d929 100644
--- a/makefiles/targets/sterile.mk
+++ b/makefiles/targets/sterile.mk
@@ -27,7 +27,7 @@
 ##         persistent content.  For ex removal of a python virtualenv adds
 ##         extra overhead to development iteration:
 ##           make clean   - preserve a virtual env
-##           make sterile - force reinstallation
+##           make sterile - force re-installation
 ## -----------------------------------------------------------------------
 .PHONY: sterile
 sterile :: clean