diff --git a/buildSrc/src/main/kotlin/common-maven.gradle.kts b/buildSrc/src/main/kotlin/common-maven.gradle.kts
index e30db79..581fc11 100644
--- a/buildSrc/src/main/kotlin/common-maven.gradle.kts
+++ b/buildSrc/src/main/kotlin/common-maven.gradle.kts
@@ -1,15 +1,15 @@
-import com.vanniktech.maven.publish.SonatypeHost.Companion.CENTRAL_PORTAL
-
 plugins { id("com.vanniktech.maven.publish") }
 
 group = "com.caplin.integration.datasourcex"
 
-val configuredVersion = System.getenv("GITHUB_REF_NAME") ?: "dev"
+val refName = System.getenv("GITHUB_REF_NAME") ?: "dev"
 
-version = configuredVersion
+// Pre-release tags (X.Y.Z-rcN) publish as an overwriting SNAPSHOT to stay under Maven Central's
+// monthly release/file limits; a clean X.Y.Z tag publishes a release. See docs/adr/0002.
+version = if (refName.contains('-')) "${refName.substringBefore('-')}-SNAPSHOT" else refName
 
 mavenPublishing {
-  publishToMavenCentral(CENTRAL_PORTAL)
+  publishToMavenCentral()
 
   signAllPublications()
 
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index d48be45..5d08831 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -24,7 +24,7 @@ spotless-plugin = "8.6.0"
 dokka-plugin = "2.2.0"
 binary-compatibility-validator-plugin = "0.18.1"
 kover-plugin = "0.9.8"
-vanniktech-maven-publish-plugin = "0.31.0"
+vanniktech-maven-publish-plugin = "0.37.0"
 spring-dependency-management-plugin = "1.1.7"