diff --git a/pkgs/by-name/pa/patchPpdFilesHook/patch-ppd-hook.sh b/pkgs/by-name/pa/patchPpdFilesHook/patch-ppd-hook.sh
index 822714636415..ad86cc7aac50 100644
--- a/pkgs/by-name/pa/patchPpdFilesHook/patch-ppd-hook.sh
+++ b/pkgs/by-name/pa/patchPpdFilesHook/patch-ppd-hook.sh
@@ -5,7 +5,7 @@ fixupOutputHooks+=(_patchPpdFileCommands4fixupOutputHooks)
 # Install a hook for the `fixupPhase`:
 # If the variable `ppdFileCommands` contains a list of
 # executable names, the hook calls `patchPpdFileCommands`
-# on each output's `/share/cups/model` and `/share/ppds`
+# on each output's `/share/cups/model` and `/share/ppd`
 # directories in order to replace calls to those executables.
 
 _patchPpdFileCommands4fixupOutputHooks () {
@@ -13,8 +13,8 @@ _patchPpdFileCommands4fixupOutputHooks () {
     if [[ -d $prefix/share/cups/model ]]; then
         patchPpdFileCommands "$prefix/share/cups/model" $ppdFileCommands
     fi
-    if [[ -d $prefix/share/ppds ]]; then
-        patchPpdFileCommands "$prefix/share/ppds" $ppdFileCommands
+    if [[ -d $prefix/share/ppd ]]; then
+        patchPpdFileCommands "$prefix/share/ppd" $ppdFileCommands
     fi
 }
 
diff --git a/pkgs/by-name/pa/patchPpdFilesHook/test.nix b/pkgs/by-name/pa/patchPpdFilesHook/test.nix
index ae49114a296a..9ee1feb9f22d 100644
--- a/pkgs/by-name/pa/patchPpdFilesHook/test.nix
+++ b/pkgs/by-name/pa/patchPpdFilesHook/test.nix
@@ -33,10 +33,10 @@ stdenv.mkDerivation {
   ppdFileCommands = [ "cmp" ];
   preFixup = ''
     install -D "${input}" "${placeholder "out"}/share/cups/model/test.ppd"
-    install -D "${input}" "${placeholder "out"}/share/ppds/test.ppd"
+    install -D "${input}" "${placeholder "out"}/share/ppd/test.ppd"
   '';
   postFixup = ''
     diff --color --report-identical-files "${output}" "${placeholder "out"}/share/cups/model/test.ppd"
-    diff --color --report-identical-files "${output}" "${placeholder "out"}/share/ppds/test.ppd"
+    diff --color --report-identical-files "${output}" "${placeholder "out"}/share/ppd/test.ppd"
   '';
 }