diff --git a/src/mame/cxg/royal.cpp b/src/mame/cxg/royal.cpp
index e9ffe6bd7fd..99270aff766 100644
--- a/src/mame/cxg/royal.cpp
+++ b/src/mame/cxg/royal.cpp
@@ -76,7 +76,7 @@ public:
 	DECLARE_INPUT_CHANGED_MEMBER(supra_on_button);
 
 protected:
-	virtual void machine_start() override;
+	virtual void machine_start() override ATTR_COLD;
 
 private:
 	// devices/pointers
diff --git a/src/mame/igs/pgm2.h b/src/mame/igs/pgm2.h
index ba18bb8d9a2..b030f9e0eb9 100644
--- a/src/mame/igs/pgm2.h
+++ b/src/mame/igs/pgm2.h
@@ -66,7 +66,7 @@ public:
 	void pgm2(machine_config &config) ATTR_COLD;
 	void pgm2_hires(machine_config &config) ATTR_COLD;
 	void pgm2_map(address_map &map) ATTR_COLD;
-	void pgm2_module_rom_map(address_map &ma ATTR_COLDp);
+	void pgm2_module_rom_map(address_map &map) ATTR_COLD;
 	void pgm2_ram_rom_map(address_map &map) ATTR_COLD;
 	void pgm2_rom_map(address_map &map) ATTR_COLD;