diff --git a/lua_cjson.c b/lua_cjson.c
index 22f33f12..dd6c78e3 100644
--- a/lua_cjson.c
+++ b/lua_cjson.c
@@ -422,7 +422,7 @@ static void json_create_config(lua_State *l)
 
     /* Update characters that require further processing */
     cfg->ch2token['f'] = T_UNKNOWN;     /* false? */
-    cfg->ch2token['i'] = T_UNKNOWN;     /* inf, ininity? */
+    cfg->ch2token['i'] = T_UNKNOWN;     /* inf, infinity? */
     cfg->ch2token['I'] = T_UNKNOWN;
     cfg->ch2token['n'] = T_UNKNOWN;     /* null, nan? */
     cfg->ch2token['N'] = T_UNKNOWN;