diff --git a/Makefile b/Makefile
index 827dfe0e..d6f2192c 100644
--- a/Makefile
+++ b/Makefile
@@ -195,7 +195,7 @@ user_install::
 	@echo "***    If you have a custom configuration file using the old format, you"
 	@echo "***    can convert it using the sensors-conf-convert script. Otherwise just"
 	@echo "***    overwrite your old configuration file with the new default one."
-	@echo "***  * As off lm-sensors 3.1.0, the default configuration file only"
+	@echo "***  * As of lm-sensors 3.1.0, the default configuration file only"
 	@echo "***    contains statements which do not depend on how chips are wired."
 	@echo "***    If you miss parts of the bigger configuration file that used to be"
 	@echo "***    the default, copy the relevant parts from etc/sensors.conf.eg to"