diff --git a/libavfilter/vsrc_mandelbrot.c b/libavfilter/vsrc_mandelbrot.c
index bdcad253ca..c79ea2e39a 100644
--- a/libavfilter/vsrc_mandelbrot.c
+++ b/libavfilter/vsrc_mandelbrot.c
@@ -23,7 +23,7 @@
 
 /**
  * @file
- * Mandelbrot fraktal renderer
+ * Mandelbrot fractal renderer
  */
 
 #include "avfilter.h"