diff --git a/.mill-version b/.mill-version
index f25c43cdc..ba788384c 100644
--- a/.mill-version
+++ b/.mill-version
@@ -1 +1 @@
-0.10.13
+0.10.15
diff --git a/build.sc b/build.sc
index 85c344e85..938d126fc 100644
--- a/build.sc
+++ b/build.sc
@@ -68,7 +68,7 @@ val fastparseVersion = "3.0.2"
 val scalametaVersion = "4.8.13"
 
 object Deps {
-  val acyclic = ivy"com.lihaoyi:::acyclic:0.3.9"
+  val acyclic = ivy"com.lihaoyi:::acyclic:0.3.11"
   val bsp4j = ivy"ch.epfl.scala:bsp4j:${bspVersion}"
   val bcprovJdk15on = ivy"org.bouncycastle:bcprov-jdk15on:1.56"
   val cask = ivy"com.lihaoyi::cask:0.6.0"
@@ -85,7 +85,7 @@ object Deps {
   val jlineTerminal = ivy"org.jline:jline-terminal:3.14.1"
   val jsch = ivy"com.jcraft:jsch:0.1.54"
   val mainargs = ivy"com.lihaoyi::mainargs:0.5.4"
-  val osLib = ivy"com.lihaoyi::os-lib:0.9.0"
+  val osLib = ivy"com.lihaoyi::os-lib:0.9.3"
   val pprint = ivy"com.lihaoyi::pprint:0.8.1"
   val requests = ivy"com.lihaoyi::requests:0.8.0"
   val scalacheck = ivy"org.scalacheck::scalacheck:1.15.4"