diff --git a/extern/vgsound_emu-modified/vgsound_emu/src/es550x/es5505.hpp b/extern/vgsound_emu-modified/vgsound_emu/src/es550x/es5505.hpp
index 4c8454c88..d1c70614a 100644
--- a/extern/vgsound_emu-modified/vgsound_emu/src/es550x/es5505.hpp
+++ b/extern/vgsound_emu-modified/vgsound_emu/src/es550x/es5505.hpp
@@ -65,9 +65,9 @@ class es5505_core : public es550x_shared_core
 				}
 
 				// getters
-				inline u32 left() { return m_left; }
+				inline s32 left() { return m_left; }
 
-				inline u32 right() { return m_right; }
+				inline s32 right() { return m_right; }
 
 				output_t &operator+=(output_t &src)
 				{
diff --git a/extern/vgsound_emu-modified/vgsound_emu/src/es550x/es5506.hpp b/extern/vgsound_emu-modified/vgsound_emu/src/es550x/es5506.hpp
index 53713cfbe..524e754e1 100644
--- a/extern/vgsound_emu-modified/vgsound_emu/src/es550x/es5506.hpp
+++ b/extern/vgsound_emu-modified/vgsound_emu/src/es550x/es5506.hpp
@@ -65,9 +65,9 @@ class es5506_core : public es550x_shared_core
 				}
 
 				// getters
-				inline u32 left() { return m_left; }
+				inline s32 left() { return m_left; }
 
-				inline u32 right() { return m_right; }
+				inline s32 right() { return m_right; }
 
 				output_t &operator+=(output_t &src)
 				{