From b2792c1a98f329d6383f38c8413b8a28bb2121b6 Mon Sep 17 00:00:00 2001
From: Matthias Kurz <m.kurz@irregular.at>
Date: Wed, 1 Nov 2023 23:09:13 +0100
Subject: [PATCH] Enable MiMa

---
 build.sbt | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/build.sbt b/build.sbt
index 67170ca..391c9af 100644
--- a/build.sbt
+++ b/build.sbt
@@ -10,6 +10,8 @@ Global / onLoad := (Global / onLoad).value.andThen { s =>
   s
 }
 
+val previousVersion: Option[String] = Some("3.0.0")
+
 lazy val cachecontrol = (project in file("."))
   .enablePlugins(Common)
   .settings(
@@ -19,9 +21,7 @@ lazy val cachecontrol = (project in file("."))
       slf4j,
       slf4jSimple % Test
     ),
-    // On the main branch we don't check for incompatible changes,
-    // because it's ok to introduce breaking changes between minor version bumps
-    mimaPreviousArtifacts := Set.empty,
+    mimaPreviousArtifacts := previousVersion.map(organization.value %% moduleName.value % _).toSet,
     headerLicense := {
       Some(
         HeaderLicense.Custom(