diff --git a/HISTORY.md b/HISTORY.md
index 636473cf..3222c22f 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -6,3 +6,4 @@ v1 (2021-03-04)
 ------------------
 
 * Initial Release.
+
diff --git a/action.yml b/action.yml
index 179d4c24..b4c0b321 100644
--- a/action.yml
+++ b/action.yml
@@ -55,15 +55,15 @@ runs:
         
         HEAD_SHA=$(git rev-parse ${TARGET_BRANCH} || true)
         
-        ADDED=$(git diff --diff-filter=A --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" )
-        COPIED=$(git diff --diff-filter=C --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" )
-        DELETED=$(git diff --diff-filter=D --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" )
-        MODIFIED=$(git diff --diff-filter=M --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" )
-        RENAMED=$(git diff --diff-filter=R --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" )
-        CHANGED=$(git diff --diff-filter=T --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" )
-        UNMERGED=$(git diff --diff-filter=U --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" )
-        UNKNOWN=$(git diff --diff-filter=X --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" )
-        ALL_CHANGED=$(git diff --diff-filter='*' --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" )
+        ADDED=$(git diff --diff-filter=A --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" | sed -E 's/(${{ inputs.separator }})$//')
+        COPIED=$(git diff --diff-filter=C --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" | sed -E 's/(${{ inputs.separator }})$//')
+        DELETED=$(git diff --diff-filter=D --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" | sed -E 's/(${{ inputs.separator }})$//')
+        MODIFIED=$(git diff --diff-filter=M --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" | sed -E 's/(${{ inputs.separator }})$//')
+        RENAMED=$(git diff --diff-filter=R --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" | sed -E 's/(${{ inputs.separator }})$//')
+        CHANGED=$(git diff --diff-filter=T --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" | sed -E 's/(${{ inputs.separator }})$//')
+        UNMERGED=$(git diff --diff-filter=U --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" | sed -E 's/(${{ inputs.separator }})$//')
+        UNKNOWN=$(git diff --diff-filter=X --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" | sed -E 's/(${{ inputs.separator }})$//')
+        ALL_CHANGED=$(git diff --diff-filter='*' --name-only "$HEAD_SHA" | tr "\n" "${{ inputs.separator }}" | sed -E 's/(${{ inputs.separator }})$//')
 
         echo "Getting diff..."
         echo "::set-output name=added_files::$ADDED"