diff --git a/build.gradle b/build.gradle
index e52b4d3..f8be54e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -32,15 +32,16 @@ java {
 }
 
 dependencies {
-    compileOnly "org.embulk:embulk-spi:0.11"
-    implementation "org.embulk:embulk-util-config:0.5.0"
-    implementation "org.embulk:embulk-util-file:0.2.0"
-    // compile "YOUR_JAR_DEPENDENCY_GROUP:YOUR_JAR_DEPENDENCY_MODULE:YOUR_JAR_DEPENDENCY_VERSION"
-
-    testImplementation "junit:junit:4.13.2"
-    testImplementation "org.embulk:embulk-core:0.11.3"
-    testImplementation "org.embulk:embulk-deps:0.11.3"
-    testImplementation "org.embulk:embulk-junit4:0.11.3"
+    compileOnly libs.embulk.spi
+    implementation libs.embulk.util.config
+    implementation libs.embulk.util.file
+    implementation platform(libs.jackson.bom)
+    implementation libs.bundles.jackson
+
+    testImplementation libs.junit4
+    testImplementation libs.embulk.core
+    testImplementation libs.embulk.deps
+    testImplementation libs.embulk.junit4
 }
 
 embulkPlugin {
diff --git a/gradle.lockfile b/gradle.lockfile
index 4c3b846..e64d8de 100644
--- a/gradle.lockfile
+++ b/gradle.lockfile
@@ -1,11 +1,11 @@
 # This is a Gradle generated file for dependency locking.
 # Manual edits can break the build and are not advised.
 # This file is expected to be part of source control.
-com.fasterxml.jackson.core:jackson-annotations:2.15.4=compileClasspath,runtimeClasspath
-com.fasterxml.jackson.core:jackson-core:2.15.4=compileClasspath,runtimeClasspath
-com.fasterxml.jackson.core:jackson-databind:2.15.4=compileClasspath,runtimeClasspath
-com.fasterxml.jackson.datatype:jackson-datatype-jdk8:2.15.4=compileClasspath,runtimeClasspath
-com.fasterxml.jackson:jackson-bom:2.15.4=compileClasspath,runtimeClasspath
+com.fasterxml.jackson.core:jackson-annotations:2.16.2=compileClasspath,runtimeClasspath
+com.fasterxml.jackson.core:jackson-core:2.16.2=compileClasspath,runtimeClasspath
+com.fasterxml.jackson.core:jackson-databind:2.16.2=compileClasspath,runtimeClasspath
+com.fasterxml.jackson.datatype:jackson-datatype-jdk8:2.16.2=compileClasspath,runtimeClasspath
+com.fasterxml.jackson:jackson-bom:2.16.2=compileClasspath,runtimeClasspath
 javax.validation:validation-api:2.0.1.Final=compileClasspath,runtimeClasspath
 org.embulk:embulk-spi:0.11=compileClasspath
 org.embulk:embulk-util-config:0.5.0=compileClasspath,runtimeClasspath
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
new file mode 100644
index 0000000..ab59dc9
--- /dev/null
+++ b/gradle/libs.versions.toml
@@ -0,0 +1,43 @@
+[versions]
+
+gradle-embulk-plugins = "0.7.0"
+
+embulk-core = "0.11.3"
+embulk-spi = "0.11"
+embulk-util-config = "0.5.0"
+embulk-util-file = "0.2.0"
+
+# See https://github.com/FasterXML/jackson/wiki/Jackson-Releases for Jackson versions.
+#
+# We choose Jackson with the latest patch release of the latest open branch.
+jackson = "2.16.2"
+
+junit4 = "4.13.2"
+
+[libraries]
+
+embulk-core = { group = "org.embulk", name = "embulk-core", version.ref = "embulk-core" }
+embulk-deps = { group = "org.embulk", name = "embulk-deps", version.ref = "embulk-core" }
+embulk-junit4 = { group = "org.embulk", name = "embulk-junit4", version.ref = "embulk-core" }
+embulk-spi = { group = "org.embulk", name = "embulk-spi", version.ref = "embulk-spi" }
+embulk-util-config = { group = "org.embulk", name = "embulk-util-config", version.ref = "embulk-util-config" }
+embulk-util-file = { group = "org.embulk", name = "embulk-util-file", version.ref = "embulk-util-file" }
+jackson-annotations = { group = "com.fasterxml.jackson.core", name = "jackson-annotations" }
+jackson-bom = { group = "com.fasterxml.jackson", name = "jackson-bom", version.ref = "jackson" }
+jackson-core = { group = "com.fasterxml.jackson.core", name = "jackson-core" }
+jackson-databind = { group = "com.fasterxml.jackson.core", name = "jackson-databind" }
+jackson-datatype-jdk8 = { group = "com.fasterxml.jackson.datatype", name = "jackson-datatype-jdk8" }
+junit4 = { group = "junit", name = "junit", version.ref = "junit4" }
+
+[bundles]
+
+jackson = [
+  "jackson-annotations",
+  "jackson-core",
+  "jackson-databind",
+  "jackson-datatype-jdk8",
+]
+
+[plugins]
+
+gradle-embulk-plugins = { id = "org.embulk.embulk-plugins", version.ref = "gradle-embulk-plugins" }
diff --git a/settings-gradle.lockfile b/settings-gradle.lockfile
new file mode 100644
index 0000000..709a43f
--- /dev/null
+++ b/settings-gradle.lockfile
@@ -0,0 +1,4 @@
+# This is a Gradle generated file for dependency locking.
+# Manual edits can break the build and are not advised.
+# This file is expected to be part of source control.
+empty=incomingCatalogForLibs0