diff --git a/backend/build.gradle.kts b/backend/build.gradle.kts
index e8ad77f..149a349 100644
--- a/backend/build.gradle.kts
+++ b/backend/build.gradle.kts
@@ -36,6 +36,8 @@ repositories {
 
 extra["springAiVersion"] = "2.0.0"
 
+const val wiremockVersion = "3.12.0"
+
 dependencies {
 	implementation("org.springframework.boot:spring-boot-starter-data-jpa")
 	implementation("org.springframework.boot:spring-boot-starter-session-jdbc")
@@ -52,7 +54,7 @@ dependencies {
 	testImplementation("org.springframework.boot:spring-boot-starter-validation-test")
 	testImplementation("org.springframework.boot:spring-boot-starter-webmvc-test")
 	testRuntimeOnly("org.junit.platform:junit-platform-launcher")
-	testImplementation("org.wiremock:wiremock-standalone:3.12.0")
+	testImplementation("org.wiremock:wiremock-standalone:$wiremockVersion")
 	testImplementation("org.springframework.boot:spring-boot-starter-session-jdbc-test")}
 
 dependencyManagement {