diff --git a/webgoat-lessons/sql-injection/src/main/java/org/owasp/webgoat/plugin/advanced/SqlInjectionChallenge.java b/webgoat-lessons/sql-injection/src/main/java/org/owasp/webgoat/plugin/advanced/SqlInjectionChallenge.java
index d62a73865..674efb000 100644
--- a/webgoat-lessons/sql-injection/src/main/java/org/owasp/webgoat/plugin/advanced/SqlInjectionChallenge.java
+++ b/webgoat-lessons/sql-injection/src/main/java/org/owasp/webgoat/plugin/advanced/SqlInjectionChallenge.java
@@ -3,6 +3,7 @@ package org.owasp.webgoat.plugin.advanced;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.RandomStringUtils;
 import org.owasp.webgoat.assignments.AssignmentEndpoint;
+import org.owasp.webgoat.assignments.AssignmentHints;
 import org.owasp.webgoat.assignments.AssignmentPath;
 import org.owasp.webgoat.assignments.AttackResult;
 import org.owasp.webgoat.session.DatabaseUtilities;