diff --git a/build.sbt b/build.sbt
index 01abee42..b943be65 100644
--- a/build.sbt
+++ b/build.sbt
@@ -16,7 +16,7 @@ pomIncludeRepository := { _ =>
   false
 }
 
-ThisBuild / scalaVersion := "2.12.17"
+ThisBuild / scalaVersion := "2.12.18"
 
 parallelExecution := true
 crossPaths        := false
diff --git a/src/sbt-test/sbt-pack/archive-modules/build.sbt b/src/sbt-test/sbt-pack/archive-modules/build.sbt
index 13a9b537..dc19dd92 100644
--- a/src/sbt-test/sbt-pack/archive-modules/build.sbt
+++ b/src/sbt-test/sbt-pack/archive-modules/build.sbt
@@ -3,7 +3,7 @@ import xerial.sbt.pack.PackPlugin._
 
 val commonSettings = Defaults.coreDefaultSettings ++
   Seq(
-    scalaVersion := "2.12.17",
+    scalaVersion := "2.12.18",
     version      := "0.1",
     crossPaths   := false
   )
diff --git a/src/sbt-test/sbt-pack/build-sbt/build.sbt b/src/sbt-test/sbt-pack/build-sbt/build.sbt
index 751043d9..bbe472af 100644
--- a/src/sbt-test/sbt-pack/build-sbt/build.sbt
+++ b/src/sbt-test/sbt-pack/build-sbt/build.sbt
@@ -1,5 +1,5 @@
 enablePlugins(PackPlugin)
 
-scalaVersion := "2.12.17"
+scalaVersion := "2.12.18"
 
 packExtraClasspath := Map("hello" -> Seq("${PROG_HOME}/extra"))
diff --git a/src/sbt-test/sbt-pack/convention-full/build.sbt b/src/sbt-test/sbt-pack/convention-full/build.sbt
index ebad6ad7..2035e107 100644
--- a/src/sbt-test/sbt-pack/convention-full/build.sbt
+++ b/src/sbt-test/sbt-pack/convention-full/build.sbt
@@ -1,6 +1,6 @@
 enablePlugins(PackPlugin)
 
-scalaVersion := "2.12.17"
+scalaVersion := "2.12.18"
 
 libraryDependencies := Seq("org.xerial" % "xerial-core" % "3.3.6")
 
diff --git a/src/sbt-test/sbt-pack/convention-noversion/build.sbt b/src/sbt-test/sbt-pack/convention-noversion/build.sbt
index c175b7fd..b13c51f2 100644
--- a/src/sbt-test/sbt-pack/convention-noversion/build.sbt
+++ b/src/sbt-test/sbt-pack/convention-noversion/build.sbt
@@ -1,6 +1,6 @@
 enablePlugins(PackPlugin)
 
-scalaVersion := "2.12.17"
+scalaVersion := "2.12.18"
 
 libraryDependencies := Seq("org.xerial" % "xerial-core" % "3.3.6")
 
diff --git a/src/sbt-test/sbt-pack/copy-dependencies/build.sbt b/src/sbt-test/sbt-pack/copy-dependencies/build.sbt
index c82b691b..3935e442 100644
--- a/src/sbt-test/sbt-pack/copy-dependencies/build.sbt
+++ b/src/sbt-test/sbt-pack/copy-dependencies/build.sbt
@@ -1,7 +1,7 @@
-ThisBuild / scalaVersion := "2.12.17"
+ThisBuild / scalaVersion := "2.12.18"
 
 val commonSettings = Seq(
-  scalaVersion               := "2.12.17",
+  scalaVersion               := "2.12.18",
   version                    := "0.1",
   crossPaths                 := false,
   packCopyDependenciesTarget := target.value / "WEB-INF/lib"
diff --git a/src/sbt-test/sbt-pack/duplicate-jars/build.sbt b/src/sbt-test/sbt-pack/duplicate-jars/build.sbt
index df098b63..151027a5 100644
--- a/src/sbt-test/sbt-pack/duplicate-jars/build.sbt
+++ b/src/sbt-test/sbt-pack/duplicate-jars/build.sbt
@@ -1,4 +1,4 @@
-ThisBuild / scalaVersion := "2.12.17"
+ThisBuild / scalaVersion := "2.12.18"
 val commonSettings = Defaults.coreDefaultSettings ++ Seq(
   version    := "0.1",
   crossPaths := false
diff --git a/src/sbt-test/sbt-pack/duplicate-jars/test b/src/sbt-test/sbt-pack/duplicate-jars/test
index 048882b5..b752aa7b 100644
--- a/src/sbt-test/sbt-pack/duplicate-jars/test
+++ b/src/sbt-test/sbt-pack/duplicate-jars/test
@@ -1,5 +1,4 @@
 > 'set version := "0.1"'
 > pack
-$ exists target/pack/lib/scala-library-2.12.17.jar
 $ absent target/pack/lib/slf4j-api-1.7.2.jar
 $ exists target/pack/lib/slf4j-api-1.7.6.jar
diff --git a/src/sbt-test/sbt-pack/env-vars/build.sbt b/src/sbt-test/sbt-pack/env-vars/build.sbt
index 58f81698..6af6f895 100644
--- a/src/sbt-test/sbt-pack/env-vars/build.sbt
+++ b/src/sbt-test/sbt-pack/env-vars/build.sbt
@@ -1,7 +1,7 @@
 enablePlugins(PackPlugin)
 name := "env-vars"
 
-scalaVersion := "2.12.17"
+scalaVersion := "2.12.18"
 // custom settings here
 crossPaths := false
 
diff --git a/src/sbt-test/sbt-pack/exclude-jars/build.sbt b/src/sbt-test/sbt-pack/exclude-jars/build.sbt
index 2dc03c35..a1bce8ae 100644
--- a/src/sbt-test/sbt-pack/exclude-jars/build.sbt
+++ b/src/sbt-test/sbt-pack/exclude-jars/build.sbt
@@ -1,6 +1,6 @@
 enablePlugins(PackPlugin)
 version      := "0.1"
-scalaVersion := "2.12.17"
+scalaVersion := "2.12.18"
 crossPaths   := false
 name         := "exclude-jars"
 libraryDependencies ++= Seq(
diff --git a/src/sbt-test/sbt-pack/exclude-makefile/build.sbt b/src/sbt-test/sbt-pack/exclude-makefile/build.sbt
index bc979236..60f405d7 100644
--- a/src/sbt-test/sbt-pack/exclude-makefile/build.sbt
+++ b/src/sbt-test/sbt-pack/exclude-makefile/build.sbt
@@ -1,5 +1,5 @@
 enablePlugins(PackPlugin)
-scalaVersion := "2.12.17"
+scalaVersion := "2.12.18"
 crossPaths   := false
 name         := "exclude-makefile"
 version      := "0.1"
diff --git a/src/sbt-test/sbt-pack/exclude-test-config/build.sbt b/src/sbt-test/sbt-pack/exclude-test-config/build.sbt
index acfe7d9f..18a3a7da 100644
--- a/src/sbt-test/sbt-pack/exclude-test-config/build.sbt
+++ b/src/sbt-test/sbt-pack/exclude-test-config/build.sbt
@@ -1,7 +1,7 @@
-ThisBuild / scalaVersion := "2.12.17"
+ThisBuild / scalaVersion := "2.12.18"
 
 val commonSettings = Seq(
-  scalaVersion := "2.12.17",
+  scalaVersion := "2.12.18",
   version      := "0.1",
   crossPaths   := false
 )
diff --git a/src/sbt-test/sbt-pack/min-project/build.sbt b/src/sbt-test/sbt-pack/min-project/build.sbt
index 01028370..1c073274 100644
--- a/src/sbt-test/sbt-pack/min-project/build.sbt
+++ b/src/sbt-test/sbt-pack/min-project/build.sbt
@@ -1,6 +1,6 @@
 enablePlugins(PackPlugin)
 name := "min-project"
 
-scalaVersion := "2.12.17"
+scalaVersion := "2.12.18"
 // custom settings here
 crossPaths := false
diff --git a/src/sbt-test/sbt-pack/min-project/test b/src/sbt-test/sbt-pack/min-project/test
index 393f0bce..449d4843 100644
--- a/src/sbt-test/sbt-pack/min-project/test
+++ b/src/sbt-test/sbt-pack/min-project/test
@@ -2,11 +2,9 @@
 > pack
 $ exists target/pack/Makefile
 $ exists target/pack/bin/hello
-$ exists target/pack/lib/scala-library-2.12.17.jar
 $ exec sh ./target/pack/bin/hello
 > packArchive
 $ exists target/min-project-0.1.tar.gz
 > packInstall ../../local
 $ exists local/bin/hello
 $ exists local/min-project/min-project-0.1/lib/min-project-0.1.jar
-$ exists local/min-project/min-project-0.1/lib/scala-library-2.12.17.jar
diff --git a/src/sbt-test/sbt-pack/multi-module/build.sbt b/src/sbt-test/sbt-pack/multi-module/build.sbt
index 6ad994c8..bea55840 100644
--- a/src/sbt-test/sbt-pack/multi-module/build.sbt
+++ b/src/sbt-test/sbt-pack/multi-module/build.sbt
@@ -1,5 +1,5 @@
 val commonSettings = Defaults.coreDefaultSettings ++ Seq(
-  scalaVersion := "2.12.17",
+  scalaVersion := "2.12.18",
   version      := "0.1",
   crossPaths   := false
 )
diff --git a/src/sbt-test/sbt-pack/nested-project/build.sbt b/src/sbt-test/sbt-pack/nested-project/build.sbt
index 7fbaae9c..3ae4b2b6 100644
--- a/src/sbt-test/sbt-pack/nested-project/build.sbt
+++ b/src/sbt-test/sbt-pack/nested-project/build.sbt
@@ -2,7 +2,7 @@ name := "nested"
 
 ThisBuild / version := "0.1"
 
-ThisBuild / scalaVersion := "2.12.17"
+ThisBuild / scalaVersion := "2.12.18"
 
 enablePlugins(PackPlugin)
 
diff --git a/src/sbt-test/sbt-pack/pack-resources/build.sbt b/src/sbt-test/sbt-pack/pack-resources/build.sbt
index c518d80e..94f15973 100644
--- a/src/sbt-test/sbt-pack/pack-resources/build.sbt
+++ b/src/sbt-test/sbt-pack/pack-resources/build.sbt
@@ -3,7 +3,7 @@ lazy val root = Project(
   base = file(".")
 ).enablePlugins(PackPlugin)
   .settings(
-    scalaVersion := "2.12.17",
+    scalaVersion := "2.12.18",
     // Copy files from ${root}/web/... to ${root}/target/pack/web-content...
     packResourceDir += (baseDirectory.value / "web" -> "web-content"),
     // custom settings here
diff --git a/src/sbt-test/sbt-pack/space in path/build.sbt b/src/sbt-test/sbt-pack/space in path/build.sbt
index 1ad49f78..3a94a399 100644
--- a/src/sbt-test/sbt-pack/space in path/build.sbt	
+++ b/src/sbt-test/sbt-pack/space in path/build.sbt	
@@ -1,3 +1,3 @@
 enablePlugins(PackPlugin)
 
-scalaVersion := "2.12.17"
+scalaVersion := "2.12.18"