diff --git a/Base/usr/share/man/man1/ps.md b/Base/usr/share/man/man1/ps.md
index 8bc29cc1e2..9911f3e2eb 100644
--- a/Base/usr/share/man/man1/ps.md
+++ b/Base/usr/share/man/man1/ps.md
@@ -18,9 +18,9 @@ For each process, print its PID (process ID), to which TTY it belongs, and invok
 * `-a`: Consider all processes that are associated with a TTY.
 * `-A` or `-e`: Consider all processes, not just those in the current TTY.
 * `-f`: Also print for each process: UID (as resolved username), PPID (parent PID), and STATE (Runnable, Sleeping, Selecting, Reading, etc.)
-* `-p pid-list`: Only consider the given PIDs, if they exist. `pid-list` is a list of PIDs, separated by commas or spaces.
+* `-p pid-list`: Select processes matching any of the given PIDs. `pid-list` is a list of PIDs, separated by commas or spaces.
 * `-q pid-list`: Only consider the given PIDs, if they exist. Output the processes in the order provided by `pid-list`. `pid-list` is a list of PIDs, separated by commas or spaces.
-* `-u user-list`: Only consider processes for the given users, if they exist. `user-list` is a list of UIDs or login names, separated by commas or spaces.
+* `-u user-list`: Select processes matching any of the given UIDs. `user-list` is a list of UIDs or login names, separated by commas or spaces.
 
 ## Examples
 
diff --git a/Userland/Utilities/ps.cpp b/Userland/Utilities/ps.cpp
index 6789a6e591..de96662530 100644
--- a/Userland/Utilities/ps.cpp
+++ b/Userland/Utilities/ps.cpp
@@ -163,15 +163,20 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
     auto& processes = all_processes.processes;
 
     // Filter
-    if (!pid_list.is_empty()) {
-        processes.remove_all_matching([&](auto& process) { return !pid_list.contains_slow(process.pid); });
-    } else if (!uid_list.is_empty()) {
-        processes.remove_all_matching([&](auto& process) { return !uid_list.contains_slow(process.uid); });
-    } else if (every_terminal_process_flag) {
-        processes.remove_all_matching([&](auto& process) { return process.tty.is_empty(); });
-    } else if (!every_process_flag) {
-        // Default is to show processes from the current TTY
-        processes.remove_all_matching([&](Core::ProcessStatistics& process) { return process.tty.view() != this_pseudo_tty_name.bytes_as_string_view(); });
+    if (!every_process_flag) {
+        Vector<Core::ProcessStatistics> filtered_processes;
+
+        for (auto const& process : processes) {
+            // Default is to show processes from the current TTY
+            if ((!provided_filtering_option && process.tty == this_pseudo_tty_name.bytes_as_string_view())
+                || (!pid_list.is_empty() && pid_list.contains_slow(process.pid))
+                || (!uid_list.is_empty() && uid_list.contains_slow(process.uid))
+                || (every_terminal_process_flag && !process.tty.is_empty())) {
+                filtered_processes.append(process);
+            }
+        }
+
+        processes = move(filtered_processes);
     }
 
     // Sort