4 files changed, 4 insertions, 4 deletions
diff --git a/backends/platform/ps2/Gs2dScreen.cpp b/backends/platform/ps2/Gs2dScreen.cpp
index a4ec23329a..823defe8b4 100644
--- a/backends/platform/ps2/Gs2dScreen.cpp
+++ b/backends/platform/ps2/Gs2dScreen.cpp
@@ -556,7 +556,7 @@ void Gs2dScreen::setPalette(const uint8 *pal, uint8 start, uint16 num) {
 	SignalSema(g_DmacSema);
 }
 
-void Gs2dScreen::grabPalette(uint8 *pal, uint8 start, uint16 num) {
+void Gs2dScreen::grabPalette(uint8 *pal, uint8 start, uint16 num) const {
 	assert(start + num <= 256);
 	for (uint16 cnt = 0; cnt < num; cnt++) {
 		uint16 src = start + cnt;
diff --git a/backends/platform/ps2/Gs2dScreen.h b/backends/platform/ps2/Gs2dScreen.h
index ea2b1e5f78..9ed62da2d0 100644
--- a/backends/platform/ps2/Gs2dScreen.h
+++ b/backends/platform/ps2/Gs2dScreen.h
@@ -61,7 +61,7 @@ public:
 	void copyScreenRect(const uint8 *buf, int pitch, int x, int y, int w, int h);
 	void setPalette(const uint8 *pal, uint8 start, uint16 num);
 	void updateScreen(void);
-	void grabPalette(uint8 *pal, uint8 start, uint16 num);
+	void grabPalette(uint8 *pal, uint8 start, uint16 num) const;
 	//- overlay routines
 	void copyOverlayRect(const byte *buf, uint16 pitch, uint16 x, uint16 y, uint16 w, uint16 h);
 	void grabOverlay(byte *buf, uint16 pitch);
diff --git a/backends/platform/ps2/systemps2.cpp b/backends/platform/ps2/systemps2.cpp
index e914cdb9c9..f76e26a543 100644
--- a/backends/platform/ps2/systemps2.cpp
+++ b/backends/platform/ps2/systemps2.cpp
@@ -678,7 +678,7 @@ void OSystem_PS2::setPalette(const byte *colors, uint start, uint num) {
 	_screen->setPalette(colors, (uint8)start, (uint16)num);
 }
 
-void OSystem_PS2::grabPalette(byte *colors, uint start, uint num) {
+void OSystem_PS2::grabPalette(byte *colors, uint start, uint num) const {
 	_screen->grabPalette(colors, (uint8)start, (uint16)num);
 }
 
diff --git a/backends/platform/ps2/systemps2.h b/backends/platform/ps2/systemps2.h
index 45b7dfae36..019c3634a0 100644
--- a/backends/platform/ps2/systemps2.h
+++ b/backends/platform/ps2/systemps2.h
@@ -61,7 +61,7 @@ public:
 protected:
 	// PaletteManager API
 	virtual void setPalette(const byte *colors, uint start, uint num);
-	virtual void grabPalette(byte *colors, uint start, uint num);
+	virtual void grabPalette(byte *colors, uint start, uint num) const;
 public:
 
 	virtual void copyRectToScreen(const void *buf, int pitch, int x, int y, int w, int h);