diff --git a/build.gradle.kts b/build.gradle.kts
index 0a5ddfc..1d9c83c 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,5 +1,4 @@
 import org.jetbrains.changelog.Changelog
-import org.jetbrains.changelog.markdownToHTML
 import org.jetbrains.intellij.platform.gradle.TestFrameworkType
 
 plugins {
diff --git a/src/main/java/com/github/maiqingqiang/goormhelper/sql2struct/impl/SQL2GormStruct.java b/src/main/java/com/github/maiqingqiang/goormhelper/sql2struct/impl/SQL2GormStruct.java
index 4c1db3e..fa264c9 100644
--- a/src/main/java/com/github/maiqingqiang/goormhelper/sql2struct/impl/SQL2GormStruct.java
+++ b/src/main/java/com/github/maiqingqiang/goormhelper/sql2struct/impl/SQL2GormStruct.java
@@ -25,7 +25,7 @@ protected void generateORMTag(@NotNull StringBuilder stringBuilder, @NotNull SQL
             stringBuilder.append("primaryKey;");
         }
 
-        if (definition.containsNotNullConstaint()) {
+        if (definition.containsNotNullConstraint()) {
             stringBuilder.append("not null;");
         }