diff --git a/assignments/ReportingForDuty.md b/assignments/ReportingForDuty.md
index 1471140bdb6322ad45608d7562f302cf609719a8..1077d53e5a20e7976ff109c1022106b650926fee 100644
--- a/assignments/ReportingForDuty.md
+++ b/assignments/ReportingForDuty.md
@@ -4,6 +4,6 @@ Be sure to *git update* before, and be sure to *git commit* and *git push* after
 
 - Don Brutzman
 
-Changed "mile" in first line to "file."
+Changed "mile" in the first line to "file."
 
 - Jonathan Boron