2 files changed, 4 insertions, 4 deletions

diff --git a/usr.bin/diff/diff.1 b/usr.bin/diff/diff.1
index 5f211372e15f..559434d8e4fb 100644
--- a/usr.bin/diff/diff.1
+++ b/usr.bin/diff/diff.1
@@ -27,7 +27,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd June 29, 2024
+.Dd July 26, 2024
 .Dt DIFF 1
 .Os
 .Sh NAME
@@ -202,7 +202,7 @@
 .Op Fl aBbditwW
 .Op Fl -color Ns = Ns Ar when
 .Op Fl -expand-tabs
-.Op Fl -ignore-all-blanks
+.Op Fl -ignore-all-space
 .Op Fl -ignore-blank-lines
 .Op Fl -ignore-case
 .Op Fl -minimal
@@ -469,7 +469,7 @@ output adds character(s) to the front of each line which may screw up
 the indentation of the original source lines and make the output listing
 difficult to interpret.
 This option will preserve the original source's indentation.
-.It Fl w -ignore-all-blanks
+.It Fl w -ignore-all-space
 Is similar to
 .Fl b -ignore-space-change
 but causes whitespace (blanks and tabs) to be totally ignored.
diff --git a/usr.bin/diff/diff.c b/usr.bin/diff/diff.c
index 5ca9a36505ce..83aa20c52cf3 100644
--- a/usr.bin/diff/diff.c
+++ b/usr.bin/diff/diff.c
@@ -629,7 +629,7 @@ usage(void)
 	    "       diff [-aBbdilNPprsTtw] [-c | -e | -f | -n | -q | -u] [--ignore-case]\n"
 	    "            [--no-ignore-case] [--normal] [--tabsize] [-I pattern] [-L label]\n"
 	    "            [-F pattern] [-S name] [-X file] [-x pattern] dir1 dir2\n"
-	    "       diff [-aBbditwW] [--expand-tabs] [--ignore-all-blanks]\n"
+	    "       diff [-aBbditwW] [--expand-tabs] [--ignore-all-space]\n"
 	    "            [--ignore-blank-lines] [--ignore-case] [--minimal]\n"
 	    "            [--no-ignore-file-name-case] [--strip-trailing-cr]\n"
 	    "            [--suppress-common-lines] [--tabsize] [--text] [--width]\n"