diff --git a/pom.xml b/pom.xml
index af6134b..2f0e77d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -14,36 +14,36 @@
 
   <properties>
     <jol.version>0.17</jol.version>
-    <jmh.version>1.36</jmh.version>
+    <jmh.version>1.37</jmh.version>
     <gson.version>2.10.1</gson.version>
-    <joda.version>2.10.13</joda.version>
-    <byte-buddy.version>1.14.4</byte-buddy.version>
-    <netty.version>4.1.92.Final</netty.version>
-    <protobuf.version>3.23.1</protobuf.version>
-    <guava.version>31.1-jre</guava.version>
+    <joda.version>2.12.5</joda.version>
+    <byte-buddy.version>1.14.11</byte-buddy.version>
+    <netty.version>4.1.104.Final</netty.version>
+    <protobuf.version>3.25.1</protobuf.version>
+    <guava.version>33.0.0-jre</guava.version>
     <commons-collections4.version>4.4</commons-collections4.version>
-    <eclipse-collections.version>11.0.0</eclipse-collections.version>
+    <eclipse-collections.version>11.1.0</eclipse-collections.version>
     <slf4j.version>1.7.36</slf4j.version>
     <logback.version>1.2.12</logback.version>
 
-    <junit.version>5.8.2</junit.version>
-    <assertj.version>3.23.1</assertj.version>
+    <junit.version>5.10.1</junit.version>
+    <assertj.version>3.25.1</assertj.version>
 
-    <asciidoctorj.version>2.5.8</asciidoctorj.version>
-    <asciidoctorj-pdf.version>2.3.7</asciidoctorj-pdf.version>
+    <asciidoctorj.version>2.5.11</asciidoctorj.version>
+    <asciidoctorj-pdf.version>2.3.10</asciidoctorj-pdf.version>
     <asciidoctorj-epub3.version>1.5.1</asciidoctorj-epub3.version>
-    <asciidoctorj-diagram.version>2.2.8</asciidoctorj-diagram.version>
-    <asciidoctor-multipage.version>0.0.16</asciidoctor-multipage.version>
+    <asciidoctorj-diagram.version>2.2.14</asciidoctorj-diagram.version>
+    <asciidoctor-multipage.version>0.0.19</asciidoctor-multipage.version>
     <asciidoctor-comment-links.version>0.0.1</asciidoctor-comment-links.version>
-    <asciidoctor-maven-plugin.version>2.2.3</asciidoctor-maven-plugin.version>
-    <jruby.version>9.3.10.0</jruby.version>
+    <asciidoctor-maven-plugin.version>2.2.4</asciidoctor-maven-plugin.version>
+    <jruby.version>9.4.5.0</jruby.version>
     <gem.path>${project.basedir}/cfg/gems</gem.path>
     <pdf-fonts.path>${project.basedir}/cfg/fonts</pdf-fonts.path>
     <pdf-fonts.baseuri>https://github.com/diguage/open-fonts/releases/download/latest</pdf-fonts.baseuri>
 
     <mavengem-wagon.version>1.0.3</mavengem-wagon.version>
     <gem-maven-plugin.version>2.0.1</gem-maven-plugin.version>
-    <download-maven-plugin.version>1.7.0</download-maven-plugin.version>
+    <download-maven-plugin.version>1.8.0</download-maven-plugin.version>
     <maven.compiler.source>17</maven.compiler.source>
     <maven.compiler.target>17</maven.compiler.target>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
diff --git a/src/main/java/com/diguage/truman/StringTest.java b/src/main/java/com/diguage/truman/StringTest.java
index 96db0b4..ff64e17 100644
--- a/src/main/java/com/diguage/truman/StringTest.java
+++ b/src/main/java/com/diguage/truman/StringTest.java
@@ -2,9 +2,9 @@
 
 import org.junit.jupiter.api.Test;
 
-import java.util.Arrays;
-import java.util.HashSet;
-import java.util.Set;
+import java.util.*;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.locks.LockSupport;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -12,6 +12,23 @@
 
 public class StringTest {
 
+
+  @Test
+  public void testDedup() {
+    List<String> lists = new ArrayList<>(1);
+    for (int i = 0; i < Integer.MAX_VALUE; i++) {
+      String is = String.valueOf(i);
+      String s1 = "D瓜哥 · https://www.digauge.com".repeat(i % 10) + is;
+      lists.add(new String(s1.substring(0, s1.length() - is.length())));
+      String s2 = i + "D瓜哥 · https://www.digauge.com";
+      lists.add(new String(s2.substring(is.length())));
+      System.out.println(lists.size());
+      if (i % 1000 == 0) {
+        LockSupport.parkNanos(TimeUnit.SECONDS.toNanos(2L));
+      }
+    }
+  }
+
   @Test
   public void testSplit() {
     String s = "abc";
@@ -36,6 +53,7 @@ public void testReplaceAll() {
    * 占位符正则表达式：${\w*}
    */
   private static final Pattern PH_PATTERN = Pattern.compile("(\\u0024\\{\\w*\\})+");
+
   private static Set<String> getAllPlaceholders(String value) {
     Matcher matcher = PH_PATTERN.matcher(value);
     Set<String> placeholders = new HashSet<>();