diff --git a/.github/workflows/R-CMD-check.yaml b/.github/workflows/R-CMD-check.yaml
index 2353bb0..8a962dc 100644
--- a/.github/workflows/R-CMD-check.yaml
+++ b/.github/workflows/R-CMD-check.yaml
@@ -19,7 +19,8 @@ jobs:
           - {os: macOS-latest,   r: 'release'}
           - {os: windows-latest, r: 'release'}
           - {os: windows-latest, r: '4.1'}
-          - {os: windows-latest, r: '3.6'}
+          - {os: windows-latest, r: '4.2'}
+          - {os: windows-latest, r: 'devel'}
           - {os: ubuntu-latest,   r: 'devel', http-user-agent: 'release'}
           - {os: ubuntu-latest,   r: 'release'}
           - {os: ubuntu-latest,   r: 'oldrel-1'}
@@ -29,7 +30,7 @@ jobs:
       R_KEEP_PKG_SOURCE: yes
 
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - uses: r-lib/actions/setup-pandoc@v2
 
diff --git a/DESCRIPTION b/DESCRIPTION
index fbd6a5e..25314e2 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: sodium
 Type: Package
 Title: A Modern and Easy-to-Use Crypto Library
-Version: 1.2.1
+Version: 1.3.0
 Authors@R: person("Jeroen", "Ooms", role = c("aut", "cre"), email = "jeroen@berkeley.edu",
     comment = c(ORCID = "0000-0002-4035-0289"))
 Description: Bindings to 'libsodium' <https://doc.libsodium.org/>: a modern, 
diff --git a/NEWS b/NEWS
index 4105884..3ed000b 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,6 @@
+1.3.0
+ - Windows: support arm
+
 1.2.0
  - Fix crash with bin2hex() for very large input vectors
 
diff --git a/src/Makevars.win b/src/Makevars.win
index e105954..eccd45c 100644
--- a/src/Makevars.win
+++ b/src/Makevars.win
@@ -1,5 +1,10 @@
-PKG_CPPFLAGS= -I../windows/sodium-1.0.12/include
-PKG_LIBS= -L../windows/sodium-1.0.12/lib${R_ARCH} -lsodium
+RWINLIB = ../windows/sodium
+PKG_CPPFLAGS = -I$(RWINLIB)/include
+
+PKG_LIBS = \
+	-L$(RWINLIB)/lib$(R_ARCH) \
+	-L${RWINLIB}/lib \
+	-lsodium
 
 all: clean winlibs
 
diff --git a/tools/winlibs.R b/tools/winlibs.R
index d897c7f..9299206 100644
--- a/tools/winlibs.R
+++ b/tools/winlibs.R
@@ -1,8 +1,18 @@
-# Build against mingw-w64 build of libsodium
-if(!file.exists("../windows/sodium-1.0.12/include/sodium.h")){
-  if(getRversion() < "3.3.0") setInternet2()
-  download.file("https://github.com/rwinlib/sodium/archive/v1.0.12.zip", "lib.zip", quiet = TRUE)
+if(!file.exists("../windows/sodium/include/sodium.h")){
+  unlink("../windows", recursive = TRUE)
+  url <- if(grepl("aarch", R.version$platform)){
+    "https://github.com/r-windows/bundles/releases/download/libsodium-1.0.18/libsodium-1.0.18-clang-aarch64.tar.xz"
+  } else if(grepl("clang", Sys.getenv('R_COMPILED_BY'))){
+    "https://github.com/r-windows/bundles/releases/download/libsodium-1.0.18/libsodium-1.0.18-clang-x86_64.tar.xz"
+  }  else if(getRversion() >= "4.2") {
+    "https://github.com/r-windows/bundles/releases/download/libsodium-1.0.18/libsodium-1.0.18-ucrt-x86_64.tar.xz"
+  } else {
+    "https://github.com/rwinlib/sodium/archive/v1.0.12.tar.gz"
+  }
+  download.file(url, basename(url), quiet = TRUE)
   dir.create("../windows", showWarnings = FALSE)
-  unzip("lib.zip", exdir = "../windows")
-  unlink("lib.zip")
+  untar(basename(url), exdir = "../windows", tar = 'internal')
+  unlink(basename(url))
+  setwd("../windows")
+  file.rename(list.files(), 'sodium')
 }