diff --git a/Applications/SystemMonitor/CMakeLists.txt b/Applications/SystemMonitor/CMakeLists.txt
index 9f3839d6108..94085253482 100644
--- a/Applications/SystemMonitor/CMakeLists.txt
+++ b/Applications/SystemMonitor/CMakeLists.txt
@@ -7,8 +7,8 @@ set(SOURCES
     ProcessFileDescriptorMapWidget.cpp
     ProcessMemoryMapWidget.cpp
     ProcessModel.cpp
-    ProcessStackWidget.cpp
     ProcessUnveiledPathsWidget.cpp
+    ThreadStackWidget.cpp
 )
 
 serenity_bin(SystemMonitor)
diff --git a/Applications/SystemMonitor/ProcessStackWidget.cpp b/Applications/SystemMonitor/ThreadStackWidget.cpp
similarity index 91%
rename from Applications/SystemMonitor/ProcessStackWidget.cpp
rename to Applications/SystemMonitor/ThreadStackWidget.cpp
index 884c7401709..3b7e677192c 100644
--- a/Applications/SystemMonitor/ProcessStackWidget.cpp
+++ b/Applications/SystemMonitor/ThreadStackWidget.cpp
@@ -24,13 +24,13 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include "ProcessStackWidget.h"
+#include "ThreadStackWidget.h"
 #include <AK/ByteBuffer.h>
 #include <LibCore/File.h>
 #include <LibCore/Timer.h>
 #include <LibGUI/BoxLayout.h>
 
-ProcessStackWidget::ProcessStackWidget()
+ThreadStackWidget::ThreadStackWidget()
 {
     set_layout<GUI::VerticalBoxLayout>();
     layout()->set_margins({ 4, 4, 4, 4 });
@@ -40,11 +40,11 @@ ProcessStackWidget::ProcessStackWidget()
     m_timer = add<Core::Timer>(1000, [this] { refresh(); });
 }
 
-ProcessStackWidget::~ProcessStackWidget()
+ThreadStackWidget::~ThreadStackWidget()
 {
 }
 
-void ProcessStackWidget::set_ids(pid_t pid, pid_t tid)
+void ThreadStackWidget::set_ids(pid_t pid, pid_t tid)
 {
     if (m_pid == pid && m_tid == tid)
         return;
@@ -53,7 +53,7 @@ void ProcessStackWidget::set_ids(pid_t pid, pid_t tid)
     refresh();
 }
 
-void ProcessStackWidget::refresh()
+void ThreadStackWidget::refresh()
 {
     auto file = Core::File::construct(String::format("/proc/%d/stacks/%d", m_pid, m_tid));
     if (!file->open(Core::IODevice::ReadOnly)) {
diff --git a/Applications/SystemMonitor/ProcessStackWidget.h b/Applications/SystemMonitor/ThreadStackWidget.h
similarity index 91%
rename from Applications/SystemMonitor/ProcessStackWidget.h
rename to Applications/SystemMonitor/ThreadStackWidget.h
index 08c9f427c50..5a10e93b0af 100644
--- a/Applications/SystemMonitor/ProcessStackWidget.h
+++ b/Applications/SystemMonitor/ThreadStackWidget.h
@@ -29,16 +29,16 @@
 #include <LibGUI/TextEditor.h>
 #include <LibGUI/Widget.h>
 
-class ProcessStackWidget final : public GUI::Widget {
-    C_OBJECT(ProcessStackWidget)
+class ThreadStackWidget final : public GUI::Widget {
+    C_OBJECT(ThreadStackWidget)
 public:
-    virtual ~ProcessStackWidget() override;
+    virtual ~ThreadStackWidget() override;
 
     void set_ids(pid_t pid, pid_t tid);
     void refresh();
 
 private:
-    ProcessStackWidget();
+    ThreadStackWidget();
 
     pid_t m_pid { -1 };
     pid_t m_tid { -1 };
diff --git a/Applications/SystemMonitor/main.cpp b/Applications/SystemMonitor/main.cpp
index 19fb27dcf75..de5fd827ea1 100644
--- a/Applications/SystemMonitor/main.cpp
+++ b/Applications/SystemMonitor/main.cpp
@@ -31,7 +31,7 @@
 #include "ProcessFileDescriptorMapWidget.h"
 #include "ProcessMemoryMapWidget.h"
 #include "ProcessModel.h"
-#include "ProcessStackWidget.h"
+#include "ThreadStackWidget.h"
 #include "ProcessUnveiledPathsWidget.h"
 #include <LibCore/Timer.h>
 #include <LibGUI/AboutDialog.h>
@@ -316,7 +316,7 @@ int main(int argc, char** argv)
     auto& memory_map_widget = process_tab_widget.add_tab<ProcessMemoryMapWidget>("Memory map");
     auto& open_files_widget = process_tab_widget.add_tab<ProcessFileDescriptorMapWidget>("Open files");
     auto& unveiled_paths_widget = process_tab_widget.add_tab<ProcessUnveiledPathsWidget>("Unveiled paths");
-    auto& stack_widget = process_tab_widget.add_tab<ProcessStackWidget>("Stack");
+    auto& stack_widget = process_tab_widget.add_tab<ThreadStackWidget>("Stack");
 
     process_table_view.on_selection = [&](auto&) {
         auto pid = selected_id(ProcessModel::Column::PID);