diff --git a/Base/usr/share/man/man1/pgrep.md b/Base/usr/share/man/man1/pgrep.md
index ecc4030d124..235d90045bb 100644
--- a/Base/usr/share/man/man1/pgrep.md
+++ b/Base/usr/share/man/man1/pgrep.md
@@ -5,13 +5,13 @@ pgrep - look up processes based on name
 ## Synopsis
 
 ```sh
-$ pgrep [-d delimiter] [-i] [--invert-match] <process-name>
+$ pgrep [-d delimiter] [--ignore-case] [--invert-match] <process-name>
 ```
 
 ## Options
 
 * `-d`, `--delimiter`: Set the string used to delimit multiple pids
-* `-i`: Make matches case-insensitive
+* `-i`, `--ignore-case`: Make matches case-insensitive
 * `-v`, `--invert-match`: Select non-matching lines
 
 ## Arguments
diff --git a/Userland/Utilities/pgrep.cpp b/Userland/Utilities/pgrep.cpp
index 24e2fd88a34..4c7fa0b29c6 100644
--- a/Userland/Utilities/pgrep.cpp
+++ b/Userland/Utilities/pgrep.cpp
@@ -27,7 +27,7 @@ ErrorOr<int> serenity_main(Main::Arguments args)
 
     Core::ArgsParser args_parser;
     args_parser.add_option(pid_delimiter, "Set the string used to delimit multiple pids", "delimiter", 'd', nullptr);
-    args_parser.add_option(case_insensitive, "Make matches case-insensitive", nullptr, 'i');
+    args_parser.add_option(case_insensitive, "Make matches case-insensitive", "ignore-case", 'i');
     args_parser.add_option(invert_match, "Select non-matching lines", "invert-match", 'v');
     args_parser.add_positional_argument(pattern, "Process name to search for", "process-name");
     args_parser.parse(args);