diff --git a/pkgs/applications/office/softmaker/freeoffice.nix b/pkgs/applications/office/softmaker/freeoffice.nix
index d9f901ff463..634a696a73e 100644
--- a/pkgs/applications/office/softmaker/freeoffice.nix
+++ b/pkgs/applications/office/softmaker/freeoffice.nix
@@ -1,14 +1,26 @@
-{ callPackage, fetchurl, ... } @ args:
+{ callPackage
+, fetchurl
 
-callPackage ./generic.nix (args // rec {
-  pname = "freeoffice";
+  # This is a bit unusual, but makes version and hash easily
+  # overridable. This is useful when the upstream archive was replaced
+  # and nixpkgs is not in sync yet.
+, officeVersion ? {
   version = "976";
   edition = "2018";
+  sha256 = "13yh4lyqakbdqf4r8vw8imy5gwpfva697iqfd85qmp3wimqvzskl";
+}
+
+, ... } @ args:
+
+callPackage ./generic.nix (args // rec {
+  inherit (officeVersion) version edition;
+
+  pname = "freeoffice";
   suiteName = "FreeOffice";
 
   src = fetchurl {
+    inherit (officeVersion) sha256;
     url = "https://www.softmaker.net/down/softmaker-freeoffice-${version}-amd64.tgz";
-    sha256 = "13yh4lyqakbdqf4r8vw8imy5gwpfva697iqfd85qmp3wimqvzskl";
   };
 
   archive = "freeoffice${edition}.tar.lzma";
diff --git a/pkgs/applications/office/softmaker/softmaker_office.nix b/pkgs/applications/office/softmaker/softmaker_office.nix
index e41e9fc8b29..6aaa8c6745a 100644
--- a/pkgs/applications/office/softmaker/softmaker_office.nix
+++ b/pkgs/applications/office/softmaker/softmaker_office.nix
@@ -1,14 +1,27 @@
-{ callPackage, fetchurl, ... } @ args:
+{ callPackage
+, fetchurl
 
-callPackage ./generic.nix (args // rec {
-  pname = "softmaker-office";
+  # This is a bit unusual, but makes version and hash easily
+  # overridable. This is useful when people have an older version of
+  # Softmaker Office or when the upstream archive was replaced and
+  # nixpkgs is not in sync yet.
+, officeVersion ? {
   version = "1018";
   edition = "2021";
+  sha256 = "1g9mcn0z7s3xw7d5bcjxbnamh6knzndcysahydskfcds6czdxg0c";
+}
+
+, ... } @ args:
+
+callPackage ./generic.nix (args // rec {
+  inherit (officeVersion) version edition;
+
+  pname = "softmaker-office";
   suiteName = "SoftMaker Office";
 
   src = fetchurl {
+    inherit (officeVersion) sha256;
     url = "https://www.softmaker.net/down/softmaker-office-${edition}-${version}-amd64.tgz";
-    sha256 = "1g9mcn0z7s3xw7d5bcjxbnamh6knzndcysahydskfcds6czdxg0c";
   };
 
   archive = "office${edition}.tar.lzma";