diff --git a/check_service.sh b/check_service.sh
index 8be80c6..5d64455 100755
--- a/check_service.sh
+++ b/check_service.sh
@@ -27,7 +27,7 @@ WARNING=1
 CRITICAL=2
 UNKNOWN=3
 
-# Weather or not we can trust the exit code from the service management tool.
+# Whether or not we can trust the exit code from the service management tool.
 # Defaults to 0, put to 1 for systemd.  Otherwise we must rely on parsing the
 # output from the service management tool.
 TRUST_EXIT_CODE=0