diff --git a/tianai-captcha/src/main/java/cloud/tianai/captcha/generator/common/util/CaptchaImageUtils.java b/tianai-captcha/src/main/java/cloud/tianai/captcha/generator/common/util/CaptchaImageUtils.java
index e3978d3..a8a4f34 100644
--- a/tianai-captcha/src/main/java/cloud/tianai/captcha/generator/common/util/CaptchaImageUtils.java
+++ b/tianai-captcha/src/main/java/cloud/tianai/captcha/generator/common/util/CaptchaImageUtils.java
@@ -408,7 +408,7 @@ public class CaptchaImageUtils {
             }
             return bufferedImage;
         } finally {
-            // fixme #IDIG16
+            // bugfix #IDIG16
             g.dispose();
         }
     }