2 files changed, 2 insertions, 2 deletions
diff --git a/backends/platform/psp/osys_psp.cpp b/backends/platform/psp/osys_psp.cpp
index 67cb72d9d4..e31456fb70 100644
--- a/backends/platform/psp/osys_psp.cpp
+++ b/backends/platform/psp/osys_psp.cpp
@@ -280,7 +280,7 @@ int16 OSystem_PSP::getOverlayHeight() {
 	return (int16)_overlay.getHeight();
 }
 
-void OSystem_PSP::grabPalette(byte *colors, uint start, uint num) {
+void OSystem_PSP::grabPalette(byte *colors, uint start, uint num) const {
 	DEBUG_ENTER_FUNC();
 	_screen.getPartialPalette(colors, start, num);
 }
diff --git a/backends/platform/psp/osys_psp.h b/backends/platform/psp/osys_psp.h
index 6f9238b84e..304c724aaa 100644
--- a/backends/platform/psp/osys_psp.h
+++ b/backends/platform/psp/osys_psp.h
@@ -94,7 +94,7 @@ public:
 protected:
 	// PaletteManager API
 	void setPalette(const byte *colors, uint start, uint num);
-	void grabPalette(byte *colors, uint start, uint num);
+	void grabPalette(byte *colors, uint start, uint num) const;
 public:
 	void setCursorPalette(const byte *colors, uint start, uint num);