diff --git a/rpcs3/Emu/CPU/CPUDisAsm.h b/rpcs3/Emu/CPU/CPUDisAsm.h
index 126a2a3874..33c9a465b0 100644
--- a/rpcs3/Emu/CPU/CPUDisAsm.h
+++ b/rpcs3/Emu/CPU/CPUDisAsm.h
@@ -23,7 +23,7 @@ protected:
 	const std::add_pointer_t<const cpu_thread> m_cpu;
 	u32 m_op = 0;
 
-	virtual void Write(const std::string& value)
+	void Write(const std::string& value)
 	{
 		switch (m_mode)
 		{
diff --git a/rpcs3/Emu/RSX/Overlays/overlay_controls.h b/rpcs3/Emu/RSX/Overlays/overlay_controls.h
index 02c8e1890f..59ff03c195 100644
--- a/rpcs3/Emu/RSX/Overlays/overlay_controls.h
+++ b/rpcs3/Emu/RSX/Overlays/overlay_controls.h
@@ -440,13 +440,13 @@ namespace rsx
 				is_compiled = false;
 			}
 
-			virtual void set_text(const std::u32string& text)
+			void set_text(const std::u32string& text)
 			{
 				this->text = text;
 				is_compiled = false;
 			}
 
-			virtual void set_text(localized_string_id id)
+			void set_text(localized_string_id id)
 			{
 				set_text(get_localized_u32string(id));
 			}
diff --git a/rpcs3/Emu/RSX/VK/vkutils/swapchain.hpp b/rpcs3/Emu/RSX/VK/vkutils/swapchain.hpp
index 442f00707e..4f731b50aa 100644
--- a/rpcs3/Emu/RSX/VK/vkutils/swapchain.hpp
+++ b/rpcs3/Emu/RSX/VK/vkutils/swapchain.hpp
@@ -116,7 +116,7 @@ namespace vk
 			return false;
 		}
 
-		virtual bool init(u32 w, u32 h)
+		bool init(u32 w, u32 h)
 		{
 			m_width = w;
 			m_height = h;
diff --git a/rpcs3/cmake_modules/ConfigureCompiler.cmake b/rpcs3/cmake_modules/ConfigureCompiler.cmake
index 2ae78ecd88..486eb4713a 100644
--- a/rpcs3/cmake_modules/ConfigureCompiler.cmake
+++ b/rpcs3/cmake_modules/ConfigureCompiler.cmake
@@ -31,6 +31,7 @@ else()
 	add_compile_options(-Werror=sign-compare)
 	add_compile_options(-Werror=reorder)
 	add_compile_options(-Werror=return-type)
+	add_compile_options(-Werror=overloaded-virtual)
 
 	#TODO Clean the code so these are removed
 	add_compile_options(-Wno-attributes)