diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index c327657..0d27146 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,12 +17,17 @@ jobs:
       matrix:
         version: ['1.6', '1']
         os: ['ubuntu-latest', 'macOS-latest', 'windows-latest']
+        arch: [x64]
+        include:
+         - version: '1'
+           os: macos-14
+           arch: aarch64
     steps:
       - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@v1
         with:
           version: ${{ matrix.version }}
-          arch: 'x64'
+          arch: ${{ matrix.arch }}
       - uses: julia-actions/cache@v1
       - shell: bash
         env:
diff --git a/deps/build.jl b/deps/build.jl
index d2af7cd..8d04c4c 100644
--- a/deps/build.jl
+++ b/deps/build.jl
@@ -43,17 +43,29 @@ end
 
 function try_ci_installation()
     local_filename = joinpath(@__DIR__, "knitro14.zip")
-    download(ENV["SECRET_KNITRO_ZIP"], local_filename)
-    if Sys.islinux()
-        run(`unzip knitro14.zip`)
-        write_depsfile("", joinpath(@__DIR__, "libknitro1400.so"))
+    # If these files exist, it is because they have been cached from a separate
+    # CI job.
+    if !isfile(local_filename)
+        download(ENV["SECRET_KNITRO_ZIP"], local_filename)
+    end
+    if !isfile("libknitro1400.so")
+        if Sys.islinux()
+            run(`unzip knitro14.zip`)
+        elseif Sys.isapple()
+            run(`tar -xf knitro14.zip`)
+        elseif Sys.iswindows()
+            run(`tar -xf knitro14.zip`)
+        end
+    end
+    filename = if Sys.islinux()
+        "libknitro1400.so"
     elseif Sys.isapple()
-        run(`tar -xf knitro14.zip`)
-        write_depsfile("", joinpath(@__DIR__, "libknitro1400.dylib"))
-    elseif Sys.iswindows()
-        run(`tar -xf knitro14.zip`)
-        write_depsfile("", joinpath(@__DIR__, "knitro1400.dll"))
+        joinpath(Sys.ARCH == :x86_64 ? "" : "mac-arm", "libknitro1400.dylib")
+    else
+        @assert Sys.iswindows()
+        "knitro1400.dll"
     end
+    write_depsfile("", joinpath(@__DIR__, filename))
     return
 end
 
diff --git a/src/KNITRO.jl b/src/KNITRO.jl
index 1230961..e7bbfb3 100644
--- a/src/KNITRO.jl
+++ b/src/KNITRO.jl
@@ -19,9 +19,12 @@ end
 has_knitro() = endswith(libknitro, Libdl.dlext)
 
 function __init__()
-    libiomp5 = replace(libknitro, r"libknitro[0-9]+\." => "libiomp5.")
-    if isfile(libiomp5)
-        Libdl.dlopen(libiomp5)
+    for libiomp_name in ("libiomp5.", "libiomp.", "libiomp5md.")
+        libiomp = replace(libknitro, r"libknitro[0-9]+\." => libiomp_name)
+        if isfile(libiomp)
+            Libdl.dlopen(libiomp)
+            break
+        end
     end
     version = has_knitro() ? knitro_version() : v"0.0.0"
     if version != v"0.0.0" && version < v"11.0"