diff --git a/libpretixnfc-android/build.gradle b/libpretixnfc-android/build.gradle
index 668c9c5..f5cdd63 100644
--- a/libpretixnfc-android/build.gradle
+++ b/libpretixnfc-android/build.gradle
@@ -1,8 +1,6 @@
-// NOTE: update versions in settings.gradle!
 plugins {
-    id 'com.android.library'
-    id 'org.jetbrains.kotlin.android'
-    id 'org.jetbrains.kotlin.kapt'
+    alias(nfcLibs.plugins.android.library)
+    alias(nfcLibs.plugins.kotlin.android)
 }
 
 android {
@@ -40,11 +38,10 @@ repositories {
 }
 
 dependencies {
-    def kotlin_version = "1.9.23" // update in settings.gradle too
-    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
-    implementation 'androidx.core:core-ktx:1.10.0'
-    implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core:1.7.3"
-    implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.7.3"
+    implementation nfcLibs.kotlin.stdlib
+    implementation nfcLibs.core.ktx
+    implementation nfcLibs.kotlinx.coroutines.core
+    implementation nfcLibs.kotlinx.coroutines.android
 
     implementation files('libs/acssmc-1.1.8.jar')
 
@@ -54,6 +51,6 @@ dependencies {
     implementation(project(':libpretixsync')) {
         transitive = false
     }
-    implementation 'io.sentry:sentry-android:8.18.0'
-    implementation 'com.madgag.spongycastle:prov:1.58.0.0'
+    implementation nfcLibs.sentry.android
+    implementation nfcLibs.prov
 }
\ No newline at end of file
diff --git a/libpretixnfc-android/gradle/libs.versions.toml b/libpretixnfc-android/gradle/libs.versions.toml
new file mode 100644
index 0000000..2115a4a
--- /dev/null
+++ b/libpretixnfc-android/gradle/libs.versions.toml
@@ -0,0 +1,19 @@
+[versions]
+agp = "8.13.0"
+kotlin = "2.2.21"
+coreKtx = "1.10.0"
+kotlinxCoroutinesCore = "1.7.3"
+prov = "1.58.0.0"
+sentryAndroid = "8.18.0"
+
+[libraries]
+core-ktx = { module = "androidx.core:core-ktx", version.ref = "coreKtx" }
+kotlin-stdlib = { module = "org.jetbrains.kotlin:kotlin-stdlib", version.ref = "kotlin" }
+kotlinx-coroutines-android = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-android", version.ref = "kotlinxCoroutinesCore" }
+kotlinx-coroutines-core = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-core", version.ref = "kotlinxCoroutinesCore" }
+prov = { module = "com.madgag.spongycastle:prov", version.ref = "prov" }
+sentry-android = { module = "io.sentry:sentry-android", version.ref = "sentryAndroid" }
+
+[plugins]
+android-library = { id = "com.android.library", version.ref = "agp" }
+kotlin-android = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
diff --git a/libpretixnfc-android/settings.gradle b/libpretixnfc-android/settings.gradle
index 8c22ba8..da2ab28 100644
--- a/libpretixnfc-android/settings.gradle
+++ b/libpretixnfc-android/settings.gradle
@@ -8,11 +8,12 @@ pluginManagement {
     }
 }
 
-// workaround: plugin definition with version here, so a standalone build is possible
-// but building it inside the multi module project doesn't exit with "unknown version already on classpath" error
-plugins {
-    id 'com.android.library' version '8.4.2' apply false
-    id 'org.jetbrains.kotlin.android' version '1.9.23' apply false
+dependencyResolutionManagement {
+    versionCatalogs {
+        nfcLibs {
+            from(files("gradle/libs.versions.toml"))
+        }
+    }
 }
 
 rootProject.name = 'eu.pretix.libpretixnfc-android'
diff --git a/libpretixnfc/build.gradle b/libpretixnfc/build.gradle
index 031e0f2..b92c93b 100644
--- a/libpretixnfc/build.gradle
+++ b/libpretixnfc/build.gradle
@@ -1,7 +1,7 @@
 plugins {
     id "java-library"
     id "jacoco"
-    id "org.jetbrains.kotlin.jvm"
+    alias(nfcCoreLibs.plugins.kotlin.jvm)
 }
 
 repositories {
@@ -28,7 +28,7 @@ jacocoTestReport {
 check.dependsOn jacocoTestReport
 
 dependencies {
-    implementation "org.bouncycastle:bcpkix-jdk15to18:1.70"
-    implementation "org.bouncycastle:bcprov-jdk15to18:1.70"
-    testImplementation "junit:junit:4.13.2"
+    implementation nfcCoreLibs.bcpkix.jdk15to18
+    implementation nfcCoreLibs.bcprov.jdk15to18
+    testImplementation nfcCoreLibs.junit
 }
diff --git a/libpretixnfc/gradle/libs.versions.toml b/libpretixnfc/gradle/libs.versions.toml
new file mode 100644
index 0000000..7dae61c
--- /dev/null
+++ b/libpretixnfc/gradle/libs.versions.toml
@@ -0,0 +1,12 @@
+[versions]
+bcpkixJdk15to18 = "1.70"
+junit = "4.13.2"
+kotlin = "2.2.21"
+
+[libraries]
+bcpkix-jdk15to18 = { module = "org.bouncycastle:bcpkix-jdk15to18", version.ref = "bcpkixJdk15to18" }
+bcprov-jdk15to18 = { module = "org.bouncycastle:bcprov-jdk15to18", version.ref = "bcpkixJdk15to18" }
+junit = { module = "junit:junit", version.ref = "junit" }
+
+[plugins]
+kotlin-jvm = { id = "org.jetbrains.kotlin.jvm", version.ref = "kotlin" }
\ No newline at end of file
diff --git a/libpretixnfc/settings.gradle b/libpretixnfc/settings.gradle
index 60f2447..591c8a5 100644
--- a/libpretixnfc/settings.gradle
+++ b/libpretixnfc/settings.gradle
@@ -10,7 +10,14 @@ pluginManagement {
 
 plugins {
     id "org.gradle.toolchains.foojay-resolver-convention" version "1.0.0"
-    id "org.jetbrains.kotlin.jvm" version "2.2.21" apply false
+}
+
+dependencyResolutionManagement {
+    versionCatalogs {
+        nfcCoreLibs {
+            from(files('gradle/libs.versions.toml'))
+        }
+    }
 }
 
 rootProject.name = "eu.pretix.libpretixnfc"