diff --git a/hutool-core/src/main/java/cn/hutool/core/util/CharUtil.java b/hutool-core/src/main/java/cn/hutool/core/util/CharUtil.java
index 424b4285c..17f5aebf1 100644
--- a/hutool-core/src/main/java/cn/hutool/core/util/CharUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/util/CharUtil.java
@@ -334,7 +334,8 @@ public class CharUtil {
 		return Character.isWhitespace(c)
 				|| Character.isSpaceChar(c)
 				|| c == '\ufeff'
-				|| c == '\u202a';
+				|| c == '\u202a'
+				|| c == '\u0000';
 	}
 
 	/**
diff --git a/hutool-core/src/test/java/cn/hutool/core/util/CharUtilTest.java b/hutool-core/src/test/java/cn/hutool/core/util/CharUtilTest.java
index cd99357ff..12977fdb0 100644
--- a/hutool-core/src/test/java/cn/hutool/core/util/CharUtilTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/util/CharUtilTest.java
@@ -37,6 +37,9 @@ public class CharUtilTest {
 
 		char a3 = '\u3000';
 		Assert.assertTrue(CharUtil.isBlankChar(a3));
+
+		char a4 = '\u0000';
+		Assert.assertTrue(CharUtil.isBlankChar(a4));
 	}
 
 	@Test