diff --git a/.mill-version b/.mill-version
index 98cd234..ac454c6 100644
--- a/.mill-version
+++ b/.mill-version
@@ -1,2 +1 @@
-0.11.11
-
+0.12.0
diff --git a/mill b/mill
index 280389b..d03a045 100755
--- a/mill
+++ b/mill
@@ -7,7 +7,7 @@
 set -e
 
 if [ -z "${DEFAULT_MILL_VERSION}" ] ; then
-  DEFAULT_MILL_VERSION=0.11.5
+  DEFAULT_MILL_VERSION=0.11.12
 fi
 
 if [ -z "$MILL_VERSION" ] ; then
@@ -40,7 +40,7 @@ if [ ! -s "$MILL_EXEC_PATH" ] ; then
   fi
   DOWNLOAD_FILE=$MILL_EXEC_PATH-tmp-download
   MILL_VERSION_TAG=$(echo $MILL_VERSION | sed -E 's/([^-]+)(-M[0-9]+)?(-.*)?/\1\2/')
-  MILL_DOWNLOAD_URL="https://github.com/lihaoyi/mill/releases/download/${MILL_VERSION_TAG}/$MILL_VERSION${ASSEMBLY}"
+  MILL_DOWNLOAD_URL="https://repo1.maven.org/maven2/com/lihaoyi/mill-dist/$MILL_VERSION/mill-dist-$MILL_VERSION.jar"
   curl --fail -L -o "$DOWNLOAD_FILE" "$MILL_DOWNLOAD_URL"
   chmod +x "$DOWNLOAD_FILE"
   mv "$DOWNLOAD_FILE" "$MILL_EXEC_PATH"
@@ -53,7 +53,9 @@ if [ -z "$MILL_MAIN_CLI" ] ; then
 fi
 
 MILL_FIRST_ARG=""
-if [ "$1" = "--bsp" ] || [ "$1" = "-i" ] || [ "$1" = "--interactive" ] || [ "$1" = "--no-server" ] || [ "$1" = "--repl" ] || [ "$1" = "--help" ] ; then
+
+ # first arg is a long flag for "--interactive" or starts with "-i"
+if [ "$1" = "--bsp" ] || [ "${1#"-i"}" != "$1" ] || [ "$1" = "--interactive" ] || [ "$1" = "--no-server" ] || [ "$1" = "--repl" ] || [ "$1" = "--help" ] ; then
   # Need to preserve the first position of those listed options
   MILL_FIRST_ARG=$1
   shift
diff --git a/requests/test/src/requests/RequestTests.scala b/requests/test/src/requests/RequestTests.scala
index 28b7d07..c08935d 100644
--- a/requests/test/src/requests/RequestTests.scala
+++ b/requests/test/src/requests/RequestTests.scala
@@ -220,7 +220,7 @@ object RequestTests extends TestSuite{
     }
 
     test("clientCertificate"){
-      val base = "./requests/test/resources"
+      val base = sys.env("MILL_TEST_RESOURCE_DIR")
       val url = "https://client.badssl.com"
       val instruction = "https://github.com/lihaoyi/requests-scala/blob/master/requests/test/resources/badssl.com-client.md"
       val certificateExpiredMessage = s"WARNING: Certificate may have expired and needs to be updated. Please check: $instruction and/or file issue"