diff --git a/lib/maintainers.nix b/lib/maintainers.nix
index c2643d67348d..59675697978f 100644
--- a/lib/maintainers.nix
+++ b/lib/maintainers.nix
@@ -563,6 +563,7 @@
   vlstill = "Vladimír Štill <xstill@fi.muni.cz>";
   vmandela = "Venkateswara Rao Mandela <venkat.mandela@gmail.com>";
   vmchale = "Vanessa McHale <tmchale@wisc.edu>";
+  valeriangalliat = "Valérian Galliat <val@codejam.info>";
   volhovm = "Mikhail Volkhov <volhovm.cs@gmail.com>";
   volth = "Jaroslavas Pocepko <jaroslavas@volth.com>";
   vozz = "Oliver Hunt <oliver.huntuk@gmail.com>";
diff --git a/pkgs/applications/graphics/timelapse-deflicker/default.nix b/pkgs/applications/graphics/timelapse-deflicker/default.nix
new file mode 100644
index 000000000000..b4ddb1436856
--- /dev/null
+++ b/pkgs/applications/graphics/timelapse-deflicker/default.nix
@@ -0,0 +1,32 @@
+{ stdenv, fetchFromGitHub, makeWrapper, perl, perlPackages }:
+
+stdenv.mkDerivation rec {
+  name = "timelapse-deflicker-${version}";
+  version = "0.1.0";
+
+  src = fetchFromGitHub {
+    owner = "cyberang3l";
+    repo = "timelapse-deflicker";
+    rev = "v${version}";
+    sha256 = "0bbfnrdycrpyz7rqrql5ib9qszny7z5xpqp65c1mxqd2876gv960";
+  };
+
+  installPhase = ''
+    install -m755 -D timelapse-deflicker.pl $out/bin/timelapse-deflicker
+    wrapProgram $out/bin/timelapse-deflicker --set PERL5LIB $PERL5LIB
+  '';
+
+  buildInputs = with perlPackages; [
+    makeWrapper perl
+    PerlMagick TermProgressBar ImageExifTool
+    FileType ClassMethodMaker
+  ];
+
+  meta = with stdenv.lib; {
+    description = "Simple script to deflicker images taken for timelapses";
+    homepage = https://github.com/cyberang3l/timelapse-deflicker;
+    license = licenses.gpl3;
+    maintainers = with maintainers; [ valeriangalliat ];
+    platforms = platforms.unix;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index f4f8c6649a84..e0354c939844 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -4266,6 +4266,8 @@ with pkgs;
 
   timemachine = callPackage ../applications/audio/timemachine { };
 
+  timelapse-deflicker = callPackage ../applications/graphics/timelapse-deflicker { };
+
   timetrap = callPackage ../applications/office/timetrap { };
 
   tinc = callPackage ../tools/networking/tinc { };
diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index 95a0f67573ec..4874d5d01a2d 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -5535,6 +5535,19 @@ let self = _self // overrides; _self = with self; {
 
   FileTemp = null;
 
+  FileType = buildPerlPackage {
+    name = "File-Type-0.22";
+    src = fetchurl {
+      url = mirror://cpan/authors/id/P/PM/PMISON/File-Type-0.22.tar.gz;
+      sha256 = "0hfkaafp6wb0nw19x47wc6wc9mwlw8s2rxiii3ylvzapxxgxjp6k";
+    };
+    meta = {
+      description = "File::Type uses magic numbers (typically at the start of a file) to determine the MIME type of that file.";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
+      platforms = with stdenv.lib.platforms; linux ++ darwin;
+    };
+  };
+
   FileSlurp = buildPerlPackage {
     name = "File-Slurp-9999.19";
     # WARNING: check on next update if deprecation warning is gone