diff --git a/controllers.go b/controllers.go
index 7efd917a..29c845ec 100644
--- a/controllers.go
+++ b/controllers.go
@@ -92,6 +92,11 @@ func imageHandler(w http.ResponseWriter, r *http.Request, buf []byte, operation
 		}
 	}
 
+	// Use magick to process bmp image
+	if mimeType == "image/bmp" {
+		mimeType = "image/magick"
+	}
+
 	// Infer text/plain responses as potential SVG image
 	if strings.Contains(mimeType, "text/plain") && len(buf) > 8 {
 		if bimg.IsSVGImage(buf) {