diff --git a/rpcs3/rpcs3qt/debugger_frame.cpp b/rpcs3/rpcs3qt/debugger_frame.cpp
index 83163a81b2..f24ef43683 100644
--- a/rpcs3/rpcs3qt/debugger_frame.cpp
+++ b/rpcs3/rpcs3qt/debugger_frame.cpp
@@ -763,19 +763,20 @@ std::function<cpu_thread*()> debugger_frame::make_check_cpu(cpu_thread* cpu)
 
 void debugger_frame::UpdateUI()
 {
-	if (m_ui_update_ctr % 5 == 0)
+	const auto cpu = get_cpu();
+
+	// Refresh at a high rate during initialization (looks weird otherwise)
+	if (m_ui_update_ctr % (cpu || m_ui_update_ctr < 200 || m_debugger_list->m_dirty_flag ? 5 : 50) == 0)
 	{
 		// If no change to instruction position happened, update instruction list at 20hz
 		ShowPC();
-
-		if (m_ui_update_ctr % 20 == 0)
-		{
-			// Update threads list at 5hz (low priority)
-			UpdateUnitList();
-		}
 	}
 
-	const auto cpu = get_cpu();
+	if (m_ui_update_ctr % 20 == 0)
+	{
+		// Update threads list at 5hz (low priority)
+		UpdateUnitList();
+	}
 
 	if (!cpu)
 	{
diff --git a/rpcs3/rpcs3qt/debugger_list.cpp b/rpcs3/rpcs3qt/debugger_list.cpp
index efb837b9dc..4b7e9a9ca7 100644
--- a/rpcs3/rpcs3qt/debugger_list.cpp
+++ b/rpcs3/rpcs3qt/debugger_list.cpp
@@ -120,6 +120,8 @@ void debugger_list::ShowAddress(u32 addr, bool select_addr, bool direct)
 		m_follow_thread = false;
 	}
 
+	m_dirty_flag = false;
+
 	u32 pc = m_start_addr;
 
 	if (!direct && (m_follow_thread || select_addr))
@@ -396,6 +398,7 @@ void debugger_list::resizeEvent(QResizeEvent* event)
 		for (u32 i = old_size; i < m_item_count; ++i)
 		{
 			insertItem(i, new QListWidgetItem(""));
+			m_dirty_flag = true;
 		}
 	}
 	else
diff --git a/rpcs3/rpcs3qt/debugger_list.h b/rpcs3/rpcs3qt/debugger_list.h
index 4f1b19d1e9..b95fa49c3b 100644
--- a/rpcs3/rpcs3qt/debugger_list.h
+++ b/rpcs3/rpcs3qt/debugger_list.h
@@ -23,6 +23,7 @@ public:
 	u32 m_selected_instruction = -1;
 	bool m_follow_thread = true; // If true, follow the selected thread to wherever it goes in code
 	bool m_showing_selected_instruction = false;
+	bool m_dirty_flag = false;
 	QColor m_color_bp;
 	QColor m_color_pc;
 	QColor m_text_color_bp;