diff --git a/build.sbt b/build.sbt
index 10d2ff1..48d4993 100644
--- a/build.sbt
+++ b/build.sbt
@@ -4,81 +4,14 @@ ThisBuild / organizationName     := "garrity software"
 ThisBuild / organization         := "gs"
 ThisBuild / organizationHomepage := Some(url("https://garrity.co/"))
 ThisBuild / scalaVersion         := scala3
-ThisBuild / versionScheme        := Some("early-semver")
-
-externalResolvers := Seq(
-  "Garrity Software Releases" at "https://maven.garrity.co/releases"
-)
+ThisBuild / versionScheme        := Some("semver-spec")
 
 val ProjectName: String = "gs-config"
 val Description: String = "Garrity Software Configuration Library"
 
-/** Helper to extract the value from `-Dproperty=value`.
-  *
-  * @param name
-  *   The property name.
-  * @param conv
-  *   The conversion function to the output type.
-  * @return
-  *   The converted value, or `None` if no value exists.
-  */
-def getProperty[A](
-  name: String,
-  conv: String => A
-): Option[A] =
-  Option(System.getProperty(name)).map(conv)
-
-/** Use `sbt -Dversion=<version>` to provide the version, minus the SNAPSHOT
-  * modifier. This is the typical approach for producing releases.
-  */
-val VersionProperty: String = "version"
-
-/** Use `sbt -Drelease=true` to trigger a release build.
-  */
-val ReleaseProperty: String = "release"
-
-/** The value of `-Dversion=<value>`.
-  *
-  * @return
-  *   The version passed as input to SBT.
-  */
-lazy val InputVersion: Option[String] =
-  getProperty(VersionProperty, identity)
-
-/** @return
-  *   "-SNAPSHOT" if this is NOT a release, empty string otherwise.
-  */
-lazy val Modifier: String =
-  if (getProperty(ReleaseProperty, _.toBoolean).getOrElse(false)) ""
-  else "-SNAPSHOT"
-
-/** Version used if no version is passed as input. This helps with default/local
-  * builds.
-  */
-val DefaultVersion: String = "0.1.0-SNAPSHOT"
-
-/** This is the output version of the published artifact. If this build is not a
-  * release, the suffix "-SNAPSHOT" will be appended.
-  *
-  * @return
-  *   The project version.
-  */
-lazy val SelectedVersion: String =
-  InputVersion
-    .map(v => s"$v$Modifier")
-    .getOrElse(DefaultVersion)
-
-/** The major version (first segment) value. Used to label releases.
-  *
-  * @return
-  *   The major version of the project.
-  */
-lazy val MajorVersion: String =
-  SelectedVersion.split('.').apply(0)
-
-val sharedSettings = Seq(
+lazy val sharedSettings = Seq(
   scalaVersion := scala3,
-  version      := SelectedVersion
+  version      := semVerSelected.value
 )
 
 lazy val publishSettings = Seq(
@@ -100,9 +33,10 @@ lazy val publishSettings = Seq(
   ),
   publishTo := {
     val repo = "https://maven.garrity.co/"
-    if (SelectedVersion.endsWith("SNAPSHOT"))
+    if (semVerSnapshot.value)
       Some("Garrity Software Maven" at repo + "snapshots")
-    else Some("Garrity Software Maven" at repo + "releases")
+    else
+      Some("Garrity Software Maven" at repo + "releases")
   }
 )
 
@@ -117,7 +51,7 @@ lazy val `gs-config` = project
   .settings(sharedSettings)
   .settings(publishSettings)
   .settings(testSettings)
-  .settings(name := s"$ProjectName-v$MajorVersion")
+  .settings(name := s"$ProjectName-v${semVerMajor.value}")
   .settings(
     libraryDependencies ++= Seq(
       "org.typelevel" %% "cats-effect" % "3.5.2"
diff --git a/project/plugins.sbt b/project/plugins.sbt
index 604b256..23828a3 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -1 +1,9 @@
-addSbtPlugin("org.scoverage" % "sbt-scoverage" % "2.0.8")
+credentials += Credentials(Path.userHome / ".sbt" / ".credentials")
+
+externalResolvers := Seq(
+  "Garrity Software Mirror" at "https://maven.garrity.co/releases",
+  "Garrity Software Releases" at "https://maven.garrity.co/gs"
+)
+
+addSbtPlugin("org.scoverage" % "sbt-scoverage"        % "2.0.8")
+addSbtPlugin("gs"            % "gs-semver-sbt-plugin" % "0.1.1")