diff --git a/maven-binding-builder/src/main/kotlin/io/github/typesafegithub/workflows/mavenbinding/PackageArtifactsBuilding.kt b/maven-binding-builder/src/main/kotlin/io/github/typesafegithub/workflows/mavenbinding/PackageArtifactsBuilding.kt
index 25b20ea380..686aff5e5d 100644
--- a/maven-binding-builder/src/main/kotlin/io/github/typesafegithub/workflows/mavenbinding/PackageArtifactsBuilding.kt
+++ b/maven-binding-builder/src/main/kotlin/io/github/typesafegithub/workflows/mavenbinding/PackageArtifactsBuilding.kt
@@ -6,5 +6,6 @@ suspend fun ActionCoords.buildPackageArtifacts(githubToken: String): Map<String,
     val mavenMetadata = buildMavenMetadataFile(githubToken = githubToken)
     return mapOf(
         "maven-metadata.xml" to mavenMetadata,
+        "maven-metadata.xml.md5" to mavenMetadata.md5Checksum(),
     )
 }
diff --git a/maven-binding-builder/src/main/kotlin/io/github/typesafegithub/workflows/mavenbinding/VersionArtifactsBuilding.kt b/maven-binding-builder/src/main/kotlin/io/github/typesafegithub/workflows/mavenbinding/VersionArtifactsBuilding.kt
index 1ca3f4e422..c14ee171a6 100644
--- a/maven-binding-builder/src/main/kotlin/io/github/typesafegithub/workflows/mavenbinding/VersionArtifactsBuilding.kt
+++ b/maven-binding-builder/src/main/kotlin/io/github/typesafegithub/workflows/mavenbinding/VersionArtifactsBuilding.kt
@@ -29,10 +29,10 @@ fun ActionCoords.buildVersionArtifacts(types: String? = null): Map<String, Artif
     )
 }
 
-private fun ByteArray.md5Checksum(): String {
+internal fun ByteArray.md5Checksum(): String {
     val md5 = MessageDigest.getInstance("MD5")
     val hashBytes = md5.digest(this)
     return hashBytes.joinToString("") { "%02x".format(it) }
 }
 
-private fun String.md5Checksum(): String = this.toByteArray(charset = Charsets.UTF_8).md5Checksum()
+internal fun String.md5Checksum(): String = this.toByteArray(charset = Charsets.UTF_8).md5Checksum()