diff --git a/pkgs/development/octave-modules/symbolic/default.nix b/pkgs/development/octave-modules/symbolic/default.nix
new file mode 100644
index 00000000000..e40d27e7c38
--- /dev/null
+++ b/pkgs/development/octave-modules/symbolic/default.nix
@@ -0,0 +1,46 @@
+{ buildOctavePackage
+, lib
+, fetchurl
+# Octave's Python (Python 3)
+, python
+# Needed only to get the correct version of sympy needed
+, python2Packages
+}:
+
+let
+  # Need to use sympy 1.5.1 for https://github.com/cbm755/octsympy/issues/1023
+  # It has been addressed, but not merged yet.
+  # In the meantime, we create a Python environment with Python 3, its mpmath
+  # version and sympy 1.5 from python2Packages.
+  pythonEnv = (let
+      overridenPython = let
+        packageOverrides = self: super: {
+          sympy = super.sympy.overridePythonAttrs (old: rec {
+            version = python2Packages.sympy.version;
+            src = python2Packages.sympy.src;
+          });
+        };
+      in python.override {inherit packageOverrides; self = overridenPython; };
+    in overridenPython.withPackages (ps: [
+      ps.sympy
+      ps.mpmath
+    ]));
+
+in buildOctavePackage rec {
+  pname = "symbolic";
+  version = "2.9.0";
+
+  src = fetchurl {
+    url = "mirror://sourceforge/octave/${pname}-${version}.tar.gz";
+    sha256 = "1jr3kg9q6r4r4h3hiwq9fli6wsns73rqfzkrg25plha9195c97h8";
+  };
+
+  propagatedBuildInputs = [ pythonEnv ];
+
+  meta = with lib; {
+    homepage = "https://octave.sourceforge.io/symbolic/index.html";
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ KarlJoad ];
+    description = "Adds symbolic calculation features to GNU Octave";
+  };
+}
diff --git a/pkgs/top-level/octave-packages.nix b/pkgs/top-level/octave-packages.nix
index ef5d83b6791..73d514bcb0f 100644
--- a/pkgs/top-level/octave-packages.nix
+++ b/pkgs/top-level/octave-packages.nix
@@ -95,21 +95,7 @@ makeScope newScope (self:
     signal = callPackage ../development/octave-modules/signal { };
 
     symbolic = callPackage ../development/octave-modules/symbolic {
-      # Need to use sympy 1.5.1 for https://github.com/cbm755/octsympy/issues/1023
-      # It has been addressed, but not merged yet.
-      pythonEnv = (let
-        overridenPython = let
-          packageOverrides = self: super: {
-            sympy = super.sympy.overridePythonAttrs (old: rec {
-              version = pkgs.python2Packages.sympy.version;
-              src = pkgs.python2Packages.sympy.src;
-            });
-          };
-        in python.override {inherit packageOverrides; self = overridenPython; };
-      in overridenPython.withPackages (ps: [
-        ps.sympy
-        ps.mpmath
-      ]));
+      inherit (octave) python;
     };
 
   })