diff --git a/libavfilter/vf_identity.c b/libavfilter/vf_identity.c
index c81c40a640..f47611924e 100644
--- a/libavfilter/vf_identity.c
+++ b/libavfilter/vf_identity.c
@@ -20,7 +20,7 @@
 
 /**
  * @file
- * Caculate the Identity between two input videos.
+ * Calculate the Identity between two input videos.
  */
 
 #include "libavutil/avstring.h"