diff --git a/usr.bin/bsdiff/bspatch/bspatch.1 b/usr.bin/bsdiff/bspatch/bspatch.1
--- a/usr.bin/bsdiff/bspatch/bspatch.1
+++ b/usr.bin/bsdiff/bspatch/bspatch.1
@@ -83,4 +83,5 @@
 that
 .Ar newfile
 matches the target file from which
-.Ar was built.
+.Ar patchfile
+was built.