diff --git a/pkgs/development/octave-modules/octproj/default.nix b/pkgs/development/octave-modules/octproj/default.nix
new file mode 100644
index 00000000000..74596c015f8
--- /dev/null
+++ b/pkgs/development/octave-modules/octproj/default.nix
@@ -0,0 +1,32 @@
+{ buildOctavePackage
+, lib
+, fetchurl
+, proj # >= 6.3.0
+}:
+
+buildOctavePackage rec {
+  pname = "octproj";
+  version = "2.0.1";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/octave/${pname}-${version}.tar.gz";
+    sha256 = "1mb8gb0r8kky47ap85h9qqdvs40mjp3ya0nkh45gqhy67ml06paq";
+  };
+
+  # The sed changes below allow for the package to be compiled.
+  patchPhase = ''
+    sed -i s/"error(errorText)"/"error(\"%s\", errorText)"/g src/*.cc
+    sed -i s/"warning(errorText)"/"warning(\"%s\", errorText)"/g src/*.cc
+  '';
+
+  propagatedBuildInputs = [
+    proj
+  ];
+
+  meta = with lib; {
+    homepage = "https://octave.sourceforge.io/octproj/index.html";
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ KarlJoad ];
+    description = "GNU Octave bindings to PROJ library for cartographic projections and CRS transformations";
+  };
+}
diff --git a/pkgs/top-level/octave-packages.nix b/pkgs/top-level/octave-packages.nix
index a806f6c650e..1f1625c4a07 100644
--- a/pkgs/top-level/octave-packages.nix
+++ b/pkgs/top-level/octave-packages.nix
@@ -161,6 +161,8 @@ makeScope newScope (self:
 
     octclip = callPackage ../development/octave-modules/octclip { };
 
+    octproj = callPackage ../development/octave-modules/octproj { };
+
     signal = callPackage ../development/octave-modules/signal { };
 
     symbolic = callPackage ../development/octave-modules/symbolic {