diff --git a/src/modules/font/BMFontRasterizer.h b/src/modules/font/BMFontRasterizer.h
index 40591d081..291186a0e 100644
--- a/src/modules/font/BMFontRasterizer.h
+++ b/src/modules/font/BMFontRasterizer.h
@@ -50,7 +50,7 @@ public:
 	GlyphData *getGlyphData(uint32 glyph) const override;
 	int getGlyphCount() const override;
 	bool hasGlyph(uint32 glyph) const override;
-	float getKerning(uint32 leftglyph, uint32 rightglyph) const;
+	float getKerning(uint32 leftglyph, uint32 rightglyph) const override;
 
 	static bool accepts(love::filesystem::FileData *fontdef);