diff --git a/build.sc b/build.sc
index c3b82c6..46d889f 100644
--- a/build.sc
+++ b/build.sc
@@ -19,7 +19,7 @@ def millVersion = T {
 
 object `mill-missinglink` extends ScalaModule with CiReleaseModule {
 
-  override def scalaVersion = "2.13.14"
+  override def scalaVersion = "2.13.15"
 
   override def sonatypeHost = Some(SonatypeHost.s01)
 
diff --git a/itest/src/do-not-fail-on-conflicts/build.sc b/itest/src/do-not-fail-on-conflicts/build.sc
index fdea0f5..a4f53fe 100644
--- a/itest/src/do-not-fail-on-conflicts/build.sc
+++ b/itest/src/do-not-fail-on-conflicts/build.sc
@@ -5,7 +5,7 @@ import io.github.hoangmaihuy.missinglink._
 
 object `do-not-fail-on-conflicts` extends RootModule with ScalaModule with MissinglinkCheckModule {
 
-  override def scalaVersion = "2.13.14"
+  override def scalaVersion = "2.13.15"
 
   override def runIvyDeps = super.runIvyDeps() ++ Seq(ivy"com.google.guava:guava:18.0")
 
diff --git a/itest/src/exclude-problematic-dependency/build.sc b/itest/src/exclude-problematic-dependency/build.sc
index b92a4bf..1f297a3 100644
--- a/itest/src/exclude-problematic-dependency/build.sc
+++ b/itest/src/exclude-problematic-dependency/build.sc
@@ -5,7 +5,7 @@ import io.github.hoangmaihuy.missinglink._
 
 object `exclude-problematic-dependency` extends RootModule with ScalaModule with MissinglinkCheckModule {
 
-  override def scalaVersion = "2.13.14"
+  override def scalaVersion = "2.13.15"
 
   override def runIvyDeps = super.runIvyDeps() ++ Seq(ivy"com.google.guava:guava:18.0")
 
diff --git a/itest/src/has-problematic-dependency/build.sc b/itest/src/has-problematic-dependency/build.sc
index 3047dda..cd21556 100644
--- a/itest/src/has-problematic-dependency/build.sc
+++ b/itest/src/has-problematic-dependency/build.sc
@@ -5,7 +5,7 @@ import io.github.hoangmaihuy.missinglink._
 
 object `has-problematic-dependency` extends RootModule with ScalaModule with MissinglinkCheckModule {
 
-  override def scalaVersion = "2.13.14"
+  override def scalaVersion = "2.13.15"
 
   override def runIvyDeps = super.runIvyDeps() ++ Seq(ivy"com.google.guava:guava:18.0")
 
diff --git a/itest/src/ignore-destination-package/build.sc b/itest/src/ignore-destination-package/build.sc
index 6387573..61f93e6 100644
--- a/itest/src/ignore-destination-package/build.sc
+++ b/itest/src/ignore-destination-package/build.sc
@@ -5,7 +5,7 @@ import io.github.hoangmaihuy.missinglink._
 
 object `ignore-destination-package` extends RootModule with ScalaModule with MissinglinkCheckModule {
 
-  override def scalaVersion = "2.13.14"
+  override def scalaVersion = "2.13.15"
 
   override def runIvyDeps = super.runIvyDeps() ++ Seq(ivy"com.google.guava:guava:18.0")
 
diff --git a/itest/src/ignore-source-package/build.sc b/itest/src/ignore-source-package/build.sc
index ba9de55..0056773 100644
--- a/itest/src/ignore-source-package/build.sc
+++ b/itest/src/ignore-source-package/build.sc
@@ -5,7 +5,7 @@ import io.github.hoangmaihuy.missinglink._
 
 object `ignore-source-package` extends RootModule with ScalaModule with MissinglinkCheckModule {
 
-  override def scalaVersion = "2.13.14"
+  override def scalaVersion = "2.13.15"
 
   override def runIvyDeps = super.runIvyDeps() ++ Seq(ivy"com.google.guava:guava:18.0")
 
diff --git a/itest/src/ignores-unused-dependency/build.sc b/itest/src/ignores-unused-dependency/build.sc
index baf2234..ec97c6f 100644
--- a/itest/src/ignores-unused-dependency/build.sc
+++ b/itest/src/ignores-unused-dependency/build.sc
@@ -7,13 +7,13 @@ object `uses-problematic-dependency` extends RootModule with ScalaModule with Mi
 
   object `has-problematic-dependency` extends ScalaModule {
 
-    override def scalaVersion = "2.13.14"
+    override def scalaVersion = "2.13.15"
 
     override def ivyDeps = super.ivyDeps() ++ Seq(ivy"com.google.guava:guava:14.0")
 
   }
 
-  override def scalaVersion = "2.13.14"
+  override def scalaVersion = "2.13.15"
 
   override def ivyDeps = super.ivyDeps() ++ Seq(ivy"com.google.guava:guava:18.0")
 
diff --git a/itest/src/scans-dependencies/build.sc b/itest/src/scans-dependencies/build.sc
index 07a2504..7d4924f 100644
--- a/itest/src/scans-dependencies/build.sc
+++ b/itest/src/scans-dependencies/build.sc
@@ -7,13 +7,13 @@ object `scans-dependencies` extends RootModule with ScalaModule with Missinglink
 
   object `has-problematic-dependency` extends ScalaModule {
 
-    override def scalaVersion = "2.13.14"
+    override def scalaVersion = "2.13.15"
 
     override def ivyDeps = super.ivyDeps() ++ Seq(ivy"com.google.guava:guava:14.0")
 
   }
 
-  override def scalaVersion = "2.13.14"
+  override def scalaVersion = "2.13.15"
 
   override def ivyDeps = super.ivyDeps() ++ Seq(ivy"com.google.guava:guava:18.0")
 
diff --git a/itest/src/target-destination-package/build.sc b/itest/src/target-destination-package/build.sc
index d4005da..c8dc245 100644
--- a/itest/src/target-destination-package/build.sc
+++ b/itest/src/target-destination-package/build.sc
@@ -5,7 +5,7 @@ import io.github.hoangmaihuy.missinglink._
 
 object `target-destination-package` extends RootModule with ScalaModule with MissinglinkCheckModule {
 
-  override def scalaVersion = "2.13.14"
+  override def scalaVersion = "2.13.15"
 
   override def runIvyDeps = super.runIvyDeps() ++ Seq(ivy"com.google.guava:guava:18.0")
 
diff --git a/itest/src/target-source-package/build.sc b/itest/src/target-source-package/build.sc
index 29f64d6..22b9f29 100644
--- a/itest/src/target-source-package/build.sc
+++ b/itest/src/target-source-package/build.sc
@@ -5,7 +5,7 @@ import io.github.hoangmaihuy.missinglink._
 
 object `target-source-package` extends RootModule with ScalaModule with MissinglinkCheckModule {
 
-  override def scalaVersion = "2.13.14"
+  override def scalaVersion = "2.13.15"
 
   override def runIvyDeps = super.runIvyDeps() ++ Seq(ivy"com.google.guava:guava:18.0")
 
diff --git a/itest/src/uses-problematic-dependency/build.sc b/itest/src/uses-problematic-dependency/build.sc
index baf2234..ec97c6f 100644
--- a/itest/src/uses-problematic-dependency/build.sc
+++ b/itest/src/uses-problematic-dependency/build.sc
@@ -7,13 +7,13 @@ object `uses-problematic-dependency` extends RootModule with ScalaModule with Mi
 
   object `has-problematic-dependency` extends ScalaModule {
 
-    override def scalaVersion = "2.13.14"
+    override def scalaVersion = "2.13.15"
 
     override def ivyDeps = super.ivyDeps() ++ Seq(ivy"com.google.guava:guava:14.0")
 
   }
 
-  override def scalaVersion = "2.13.14"
+  override def scalaVersion = "2.13.15"
 
   override def ivyDeps = super.ivyDeps() ++ Seq(ivy"com.google.guava:guava:18.0")