diff --git a/.github/workflows/actions.yml b/.github/workflows/actions.yml
index 42a95dc39..e6b6bfa56 100644
--- a/.github/workflows/actions.yml
+++ b/.github/workflows/actions.yml
@@ -14,7 +14,7 @@ jobs:
       fail-fast: false
       matrix:
         java-version: [8, 11]
-        scala-version: [2.12.18, 2.13.11, 3.3.0]
+        scala-version: [2.12.18, 2.13.12, 3.3.0]
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
@@ -29,7 +29,7 @@ jobs:
       fail-fast: false
       matrix:
         java-version: [8, 11]
-        scala-version: [2.12.18, 2.13.11, 3.3.0]
+        scala-version: [2.12.18, 2.13.12, 3.3.0]
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
diff --git a/amm/compiler/src/main/scala-2.13.1+/ammonite/compiler/MakeReporter.scala b/amm/compiler/src/main/scala-2.13.1-2.13.11/ammonite/compiler/MakeReporter.scala
similarity index 100%
rename from amm/compiler/src/main/scala-2.13.1+/ammonite/compiler/MakeReporter.scala
rename to amm/compiler/src/main/scala-2.13.1-2.13.11/ammonite/compiler/MakeReporter.scala
diff --git a/amm/compiler/src/main/scala-2.13.12+/ammonite/compiler/MakeReporter.scala b/amm/compiler/src/main/scala-2.13.12+/ammonite/compiler/MakeReporter.scala
new file mode 100644
index 000000000..02a864110
--- /dev/null
+++ b/amm/compiler/src/main/scala-2.13.12+/ammonite/compiler/MakeReporter.scala
@@ -0,0 +1,45 @@
+package ammonite.compiler
+
+import ammonite.util.Classpath
+
+import scala.reflect.internal.util.{CodeAction, Position}
+import scala.reflect.io.FileZipArchive
+import scala.tools.nsc
+import scala.tools.nsc.classpath.{AggregateClassPath, ZipAndJarClassPathFactory}
+import scala.tools.nsc.{Global, Settings}
+import scala.tools.nsc.interactive.{InteractiveAnalyzer, Global => InteractiveGlobal}
+import scala.tools.nsc.plugins.Plugin
+import scala.tools.nsc.reporters.FilteringReporter
+import scala.tools.nsc.typechecker.Analyzer
+
+object MakeReporter {
+
+  type Reporter = scala.tools.nsc.reporters.Reporter
+
+  def makeReporter(errorLogger: (Position, String) => Unit,
+                   warningLogger: (Position, String) => Unit,
+                   infoLogger: (Position, String) => Unit,
+                   outerSettings: Settings): Reporter =
+    new FilteringReporter {
+
+      override
+      def doReport(pos: scala.reflect.internal.util.Position,
+                   msg: String,
+                   severity: Severity,
+                   actions: List[CodeAction]): Unit =
+        display(pos, msg, severity)
+
+      def display(pos: Position, msg: String, severity: Severity) =
+        severity match{
+          case ERROR =>
+            Classpath.traceClasspathProblem(s"ERROR: $msg")
+            errorLogger(pos, msg)
+          case WARNING =>
+            warningLogger(pos, msg)
+          case INFO =>
+            infoLogger(pos, msg)
+        }
+
+      def settings = outerSettings
+    }
+}
diff --git a/build.sc b/build.sc
index 8a8a59fd8..8a5464b71 100644
--- a/build.sc
+++ b/build.sc
@@ -47,7 +47,7 @@ val cross2_3Version = (scala3Ver: String) =>
 
 
 val scala2_12Versions = Seq("2.12.8", "2.12.9", "2.12.10", "2.12.11", "2.12.12", "2.12.13", "2.12.14", "2.12.15", "2.12.16", "2.12.17", "2.12.18")
-val scala2_13Versions = Seq("2.13.0", "2.13.1", "2.13.2", "2.13.3", "2.13.4", "2.13.5", "2.13.6", "2.13.7", "2.13.8", "2.13.9", "2.13.10", "2.13.11")
+val scala2_13Versions = Seq("2.13.0", "2.13.1", "2.13.2", "2.13.3", "2.13.4", "2.13.5", "2.13.6", "2.13.7", "2.13.8", "2.13.9", "2.13.10", "2.13.11", "2.13.12")
 val scala31Versions = Seq("3.1.0", "3.1.1", "3.1.2", "3.1.3")
 val scala32Versions = Seq("3.2.0", "3.2.1", "3.2.2")
 val scala33Versions = Seq("3.3.0")
@@ -273,8 +273,10 @@ trait AmmInternalModule extends CrossSbtModule with Bloop.Module{
     val extraDir3 =
       if (isScala2()) {
         val dir =
-          if (sv.startsWith("2.13.") && sv != "2.13.0")
-            millSourcePath / "src" / "main" / "scala-2.13.1+"
+          if (sv.startsWith("2.13.") && sv.stripPrefix("2.13.").toInt >= 1 && sv.stripPrefix("2.13.").toInt <= 11)
+            millSourcePath / "src" / "main" / "scala-2.13.1-2.13.11"
+          else if (sv.startsWith("2.13.") && sv.stripPrefix("2.13.").toInt >= 12)
+            millSourcePath / "src" / "main" / "scala-2.13.12+"
           else if (sv.startsWith("2.12.") && sv.stripPrefix("2.12.").toInt >= 13)
             millSourcePath / "src" / "main" / "scala-2.12.13+"
           else