diff --git a/libheif/color-conversion/rgb2yuv_sharp.cc b/libheif/color-conversion/rgb2yuv_sharp.cc
index e89173c17b..16098317bc 100644
--- a/libheif/color-conversion/rgb2yuv_sharp.cc
+++ b/libheif/color-conversion/rgb2yuv_sharp.cc
@@ -240,7 +240,7 @@ Op_Any_RGB_to_YCbCr_420_Sharp::convert_colorspace(
   if (!sharpyuv_ok) {
     return Error{heif_error_Unsupported_feature,
                  heif_suberror_Unsupported_color_conversion,
-                 "SharpYuv color convertion failed"};
+                 "SharpYuv color conversion failed"};
   }
 
   if (want_alpha) {