diff --git a/build-parent/pom.xml b/build-parent/pom.xml
index 7154b15edbbc7..0f2063f237d1b 100644
--- a/build-parent/pom.xml
+++ b/build-parent/pom.xml
@@ -29,7 +29,7 @@
         <jboss-bridger-plugin.version>1.6.Final</jboss-bridger-plugin.version>
 
         <!-- Jandex versions -->
-        <jandex.version>3.3.1</jandex.version>
+        <jandex.version>3.4.0</jandex.version>
         <jandex-gradle-plugin.version>1.0.0</jandex-gradle-plugin.version>
 
         <asciidoctorj.version>2.5.13</asciidoctorj.version>
diff --git a/independent-projects/bootstrap/pom.xml b/independent-projects/bootstrap/pom.xml
index 90230e504dde6..77b4fc97f6902 100644
--- a/independent-projects/bootstrap/pom.xml
+++ b/independent-projects/bootstrap/pom.xml
@@ -33,7 +33,7 @@
         <javax.annotation-api.version>1.3.2</javax.annotation-api.version>
         <javax.inject.version>1</javax.inject.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <jandex.version>3.3.1</jandex.version>
+        <jandex.version>3.4.0</jandex.version>
         <jmh.version>1.37</jmh.version>
 
         <!-- Dependency versions -->
diff --git a/independent-projects/junit5-virtual-threads/pom.xml b/independent-projects/junit5-virtual-threads/pom.xml
index 22d0db159b16a..77589b574478c 100644
--- a/independent-projects/junit5-virtual-threads/pom.xml
+++ b/independent-projects/junit5-virtual-threads/pom.xml
@@ -41,7 +41,7 @@
         <compiler.plugin.version>3.14.0</compiler.plugin.version>
         <enforcer.plugin.version>3.2.1</enforcer.plugin.version>
         <surefire.plugin.version>3.5.2</surefire.plugin.version>
-        <jandex.version>3.3.1</jandex.version>
+        <jandex.version>3.4.0</jandex.version>
 
         <junit5.version>5.12.2</junit5.version>
         <junit.testkit.version>1.10.3</junit.testkit.version>
diff --git a/independent-projects/tools/pom.xml b/independent-projects/tools/pom.xml
index 872cee0a98093..86c9b9358a158 100644
--- a/independent-projects/tools/pom.xml
+++ b/independent-projects/tools/pom.xml
@@ -56,7 +56,7 @@
         <mockito.version>5.18.0</mockito.version>
         <quarkus.version>${project.version}</quarkus.version>
         <maven-model-helper.version>37</maven-model-helper.version>
-        <jandex.version>3.3.1</jandex.version>
+        <jandex.version>3.4.0</jandex.version>
         <system-stubs-jupiter.version>2.0.2</system-stubs-jupiter.version>
         <awaitility.version>4.3.0</awaitility.version>
         <java-properties.version>0.0.7</java-properties.version>