diff --git a/src/citron/CMakeLists.txt b/src/citron/CMakeLists.txt
index 8b76ae161..2fd8c8973 100644
--- a/src/citron/CMakeLists.txt
+++ b/src/citron/CMakeLists.txt
@@ -502,6 +502,10 @@ if (CITRON_USE_QT_WEB_ENGINE)
     target_compile_definitions(citron PRIVATE -DCITRON_USE_QT_WEB_ENGINE)
 endif ()
 
+if (CITRON_ENABLE_PGO_USE)
+    target_compile_definitions(citron PRIVATE -DCITRON_ENABLE_PGO_USE)
+endif()
+
 if(UNIX AND NOT APPLE)
     install(TARGETS citron)
 endif()
diff --git a/src/citron/about_dialog.cpp b/src/citron/about_dialog.cpp
index 18e65aeda..e37897d0b 100644
--- a/src/citron/about_dialog.cpp
+++ b/src/citron/about_dialog.cpp
@@ -10,7 +10,10 @@
 
 AboutDialog::AboutDialog(QWidget* parent)
     : QDialog(parent), ui{std::make_unique<Ui::AboutDialog>()} {
-    const auto citron_build_version = "citron | 0.11.0";
+    std::string citron_build_version = "citron | 0.11.0";
+#ifdef CITRON_ENABLE_PGO_USE
+    citron_build_version += " | PGO";
+#endif
 
     ui->setupUi(this);
     // Try and request the icon from Qt theme (Linux?)
diff --git a/src/citron/main.cpp b/src/citron/main.cpp
index 18c8f550f..41afd58ba 100644
--- a/src/citron/main.cpp
+++ b/src/citron/main.cpp
@@ -5279,7 +5279,10 @@ void GMainWindow::MigrateConfigFiles() {
 
 void GMainWindow::UpdateWindowTitle(std::string_view title_name, std::string_view title_version,
                                     std::string_view gpu_vendor) {
-    const auto window_title = "citron | 0.11.0";
+    std::string window_title = "citron | 0.11.0";
+#ifdef CITRON_ENABLE_PGO_USE
+    window_title += " | PGO";
+#endif
 
     if (title_name.empty()) {
         setWindowTitle(QString::fromStdString(window_title));