diff --git a/README.md b/README.md
index 777b6e86..826bff97 100644
--- a/README.md
+++ b/README.md
@@ -144,6 +144,7 @@ Support this project with a :star:
 |    since\_last\_remote\_commit    |        `boolean`        | `false`  |        `false`        |       Use the last commit on the remote <br> branch as the `base_sha` <br> (Defaults to the last commit <br> on the target branch for Pull requests <br> or the previous commit <br> on the current branch <br> for push events). <br /> NOTE: This requires <br /> `fetch-depth: 0` <br /> with `actions/checkout@v2`        |
 |         use\_fork\_point          |        `boolean`        | `false`  |        `false`        |           Finds best common ancestor <br /> between two commits <br /> to use in a three-way merge <br /> as the `base_sha` <br /> See: [git merge-base](https://git-scm.com/docs/git-merge-base#Documentation/git-merge-base.txt---fork-point). <br> NOTE: This pulls the entire commit history of the base branch           |
 |             quotepath             |        `boolean`        | `false`  |        `true`         |                                                                                                                                Output filenames completely verbatim by setting this to `false`                                                                                                                                |
+|             diff_relative             |        `boolean`        | `false`  |        ``         |                                                                                                                                Exclude changes outside the current directory and show pathnames relative to it.                                                                                                                                |
 
 ## Examples
 
diff --git a/action.yml b/action.yml
index 75abcb76..768f2112 100644
--- a/action.yml
+++ b/action.yml
@@ -70,6 +70,9 @@ inputs:
     description: 'Output filenames completely verbatim by setting this to false'
     default: 'true'
     required: false
+  diff_relative:
+    description: 'Exclude changes outside the current directory and show pathnames relative to it'
+    required: false
 
 outputs:
   added_files:
@@ -203,6 +206,7 @@ runs:
         INPUT_INCLUDE_ALL_OLD_NEW_RENAMED_FILES: ${{ inputs.include_all_old_new_renamed_files }}
         INPUT_OLD_NEW_SEPARATOR: ${{ inputs.old_new_separator }}
         INPUT_OLD_NEW_FILES_SEPARATOR: ${{ inputs.old_new_files_separator }}
+        INPUT_DIFF_RELATIVE: ${{ inputs.diff_relative }}
 
 branding:
   icon: file-text
diff --git a/entrypoint.sh b/entrypoint.sh
index a2e9c85e..48e29989 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -12,6 +12,10 @@ else
   git config --global core.quotepath on
 fi
 
+if [[ -n $INPUT_DIFF_RELATIVE ]]; then
+  git config --global diff.relative "$INPUT_DIFF_RELATIVE"
+fi
+
 function get_diff() {
   base="$1"
   sha="$2"