diff --git a/docs/changes/README.md b/docs/changes/README.md
index 5cd36e305..769d3fcff 100644
--- a/docs/changes/README.md
+++ b/docs/changes/README.md
@@ -6,6 +6,7 @@
 ### Changed
 
 - Change the group of `startShadowScripts` from `application` to `other`. ([#1797](https://github.com/GradleUp/shadow/pull/1797))
+- Update ASM and jdependency to support Java 26. ([#1799](https://github.com/GradleUp/shadow/pull/1799))
 
 ## [9.2.2](https://github.com/GradleUp/shadow/compare/9.2.2) - 2025-09-26
 
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 0bc5a35b4..27152a79d 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -9,9 +9,9 @@ apache-ant = "org.apache.ant:ant:1.10.15"
 apache-commonsIo = "commons-io:commons-io:2.20.0"
 apache-log4j = "org.apache.logging.log4j:log4j-core:2.25.2"
 apache-maven-modelBuilder = "org.apache.maven:maven-model:3.9.11"
-asm = "org.ow2.asm:asm-commons:9.8"
+asm = "org.ow2.asm:asm-commons:9.9"
 # jdependency should be updated together with ASM, see https://github.com/tcurdt/jdependency/issues/325.
-jdependency = "org.vafer:jdependency:2.13"
+jdependency = "org.vafer:jdependency:2.14"
 jdom2 = "org.jdom:jdom2:2.0.6.1"
 kotlin-metadata = { module = "org.jetbrains.kotlin:kotlin-metadata-jvm", version.ref = "kotlin" }
 kotlin-reflect = { module = "org.jetbrains.kotlin:kotlin-reflect", version.ref = "kotlin" }
diff --git a/src/main/kotlin/com/github/jengelman/gradle/plugins/shadow/internal/RelocatorRemapper.kt b/src/main/kotlin/com/github/jengelman/gradle/plugins/shadow/internal/RelocatorRemapper.kt
index 27645ce27..ccf2bd659 100644
--- a/src/main/kotlin/com/github/jengelman/gradle/plugins/shadow/internal/RelocatorRemapper.kt
+++ b/src/main/kotlin/com/github/jengelman/gradle/plugins/shadow/internal/RelocatorRemapper.kt
@@ -4,6 +4,7 @@ import com.github.jengelman.gradle.plugins.shadow.relocation.Relocator
 import com.github.jengelman.gradle.plugins.shadow.relocation.relocateClass
 import com.github.jengelman.gradle.plugins.shadow.relocation.relocatePath
 import java.util.regex.Pattern
+import org.objectweb.asm.Opcodes
 import org.objectweb.asm.commons.Remapper
 
 /**
@@ -15,7 +16,7 @@ import org.objectweb.asm.commons.Remapper
 internal class RelocatorRemapper(
   private val relocators: Set<Relocator>,
   private val onModified: () -> Unit = {},
-) : Remapper() {
+) : Remapper(Opcodes.ASM9) {
 
   override fun mapValue(value: Any): Any {
     return if (value is String) {