diff --git a/hutool-json/src/test/java/org/dromara/hutool/json/IssueI81QZ2Test.java b/hutool-json/src/test/java/org/dromara/hutool/json/IssueI81QZ2Test.java
new file mode 100644
index 000000000..20339fc02
--- /dev/null
+++ b/hutool-json/src/test/java/org/dromara/hutool/json/IssueI81QZ2Test.java
@@ -0,0 +1,12 @@
+package org.dromara.hutool.json;
+
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+public class IssueI81QZ2Test {
+	@Test
+	void toJsonStrTest() {
+		final boolean bool = true;
+		Assertions.assertEquals("true", JSONUtil.toJsonStr(bool));
+	}
+}