diff --git a/flake.nix b/flake.nix
index 2892415..999208b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -95,6 +95,7 @@
         })
         (_: super: {
           nicer = super.callPackage ./pkgs/nicer.nix { };
+          imapsync = super.callPackage ./pkgs/imapsync.nix { };
           tmuxbash = super.callPackage ./pkgs/tmuxbash.nix { };
           vanta-agent = super.callPackage ./pkgs/vanta-agent.nix { };
 
diff --git a/pkgs/imapsync.nix b/pkgs/imapsync.nix
new file mode 100644
index 0000000..6e58a91
--- /dev/null
+++ b/pkgs/imapsync.nix
@@ -0,0 +1,76 @@
+{
+  lib,
+  fetchurl,
+  makeWrapper,
+  perl,
+  perlPackages,
+  stdenv,
+}:
+
+stdenv.mkDerivation rec {
+  pname = "imapsync";
+  version = "2.290";
+
+  src = fetchurl {
+    url = "https://imapsync.lamiral.info/dist/old_releases/2.290/imapsync-${version}.tgz";
+    sha256 = "sha256-uFhTxnaUDP793isfpF/7T8d4AnXDL4uN6zU8igY+EFE=";
+  };
+
+  postPatch = ''
+    sed -i -e s@/usr@$out@ Makefile
+    substituteInPlace INSTALL.d/prerequisites_imapsync --replace "PAR::Packer" ""
+  '';
+
+  postInstall = ''
+    wrapProgram $out/bin/imapsync --set PERL5LIB $PERL5LIB
+  '';
+
+  nativeBuildInputs = [ makeWrapper ];
+
+  buildInputs = with perlPackages; [
+    Appcpanminus
+    CGI
+    CryptOpenSSLRSA
+    DataUniqid
+    DistCheckConflicts
+    EncodeIMAPUTF7
+    FileCopyRecursive
+    FileTail
+    IOSocketINET6
+    IOTee
+    JSONWebToken
+    LWP
+    MailIMAPClient
+    ModuleImplementation
+    ModuleScanDeps
+    NetServer
+    NTLM
+    PackageStash
+    PackageStashXS
+    ProcProcessTable
+    Readonly
+    RegexpCommon
+    SysMemInfo
+    TermReadKey
+    TestDeep
+    TestFatal
+    TestMockGuard
+    TestMockObject
+    TestPod
+    TestRequires
+    UnicodeString
+    perl
+  ];
+
+  meta = with lib; {
+    description = "Mail folder synchronizer between IMAP servers";
+    mainProgram = "imapsync";
+    homepage = "https://imapsync.lamiral.info/";
+    license = licenses.nlpl;
+    maintainers = with maintainers; [
+      pSub
+      motiejus
+    ];
+    platforms = platforms.unix;
+  };
+}