diff --git a/.gitignore b/.gitignore
index ae18f11..e6e6218 100644
--- a/.gitignore
+++ b/.gitignore
@@ -68,6 +68,7 @@ project/boot/
 .lib/
 dist/*
 project/plugins/project/
+.bsp/
 
 # Scala-IDE specific
 .scala_dependencies
diff --git a/build.sbt b/build.sbt
index 587b3f3..5c3142c 100644
--- a/build.sbt
+++ b/build.sbt
@@ -18,15 +18,14 @@ lazy val cachecontrol = (project in file("."))
   .enablePlugins(Common)
   .settings(
     libraryDependencies ++= Seq(
-      parserCombinators,
+      parserCombinators(scalaVersion.value),
       scalaTest,
       slf4j,
       slf4jSimple % Test
     ),
-    mimaPreviousArtifacts := Set(
-      organization.value %% name.value % previousStableVersion.value
-        .getOrElse(throw new Error("Unable to determine previous version"))
-    ),
+    // 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,
     sonatypeProfileName := "com.typesafe",
     headerLicense := {
       Some(
diff --git a/project/Dependencies.scala b/project/Dependencies.scala
index f596cfd..689ae1e 100644
--- a/project/Dependencies.scala
+++ b/project/Dependencies.scala
@@ -12,8 +12,13 @@ object Dependencies {
 
   def scalaTest = "org.scalatest" %% "scalatest" % "3.2.10" % Test
 
-  val parserCombinators =
-    "org.scala-lang.modules" %% "scala-parser-combinators" % "2.0.0"
+  def parserCombinators(scalaVersion: String) =
+    "org.scala-lang.modules" %% "scala-parser-combinators" % {
+      CrossVersion.partialVersion(scalaVersion) match {
+        case Some((2, _)) => "1.1.2"
+        case _            => "2.1.0"
+      }
+    }
 
   val slf4jVersion = "1.7.32"
   val slf4j        = "org.slf4j" % "slf4j-api"    % slf4jVersion