diff --git a/action.yml b/action.yml
index cce0ff55..74d5eeab 100644
--- a/action.yml
+++ b/action.yml
@@ -57,15 +57,23 @@ runs:
       run: |
         brew tap coverallsapp/coveralls --quiet
         brew install coveralls --quiet
+
     - name: Install coveralls reporter (Linux)
       if: runner.os == 'Linux'
       shell: bash
       run: curl -sL https://coveralls.io/coveralls-linux.tar.gz | tar xz -C /usr/local/bin
 
-    - name: Finish report
+    - name: Install coveralls reporter (Windows)
+      if: startsWith(runner.os, 'Windows')
+      shell: bash
+      run: |
+        mkdir -p ~/bin/
+        curl -sL https://github.com/mrexox/coverage-reporter/releases/download/v0.1.11/coveralls-windows.zip | zcat > ~/bin/coveralls.exe
+
+    - name: Done report
       if: inputs.parallel-finished == 'true'
       shell: bash
-      run: coveralls --done ${{ inputs.debug == 'true' && '--debug' }}
+      run: coveralls --done ${{ inputs.debug == 'true' && '--debug' || '' }}
       env:
         COVERALLS_DEBUG: ${{ inputs.debug }}
         COVERALLS_CARRYFORWARD_FLAGS: ${{ inputs.carryforward }}
@@ -76,7 +84,7 @@ runs:
         COVERALLS_GIT_COMMIT: ${{ inputs.git-commit }}
         COVERALLS_REPO_TOKEN: ${{ inputs.github-token }}
 
-    - name: Report
+    - name: Coverage report
       if: inputs.parallel-finished != 'true'
       shell: bash
       run: >-
diff --git a/coveralls.sh b/coveralls.sh
deleted file mode 100755
index 37e8f8de..00000000
--- a/coveralls.sh
+++ /dev/null
@@ -1,37 +0,0 @@
-#!/usr/bin/env bash
-
-download() {
-  [[ "$COVERALLS_DEBUG" == "true" ]] && set -x
-  if [[ "$RUNNER_OS" == "macOS" ]]
-  then
-    brew tap coverallsapp/coveralls
-    brew install coveralls
-  elif [[ "$RUNNER_OS" == "Windos" ]]
-  then
-    # TODO: Add a step for windows
-  else
-    curl -L https://coveralls.io/coveralls-linux.tar.gz | tar xz -C /usr/local/bin
-  fi
-  [[ "$COVERALLS_DEBUG" == "true" ]] && set +x
-}
-
-call() {
-  if [[ -n $COVERALLS__DONE ]]; then
-    coveralls --done
-  else
-    local args=""
-    [[ -n $COVERALLS__FILE ]] && args="$args --file $COVERALLS__FILE"
-    [[ -n $COVERALLS__BASE_PATH ]] && args="$args --base-path $COVERALLS__BASE_PATH"
-    [[ "$COVERALLS_DEBUG" == "true" ]] && args="$args --debug"
-
-    coveralls $args
-  fi
-}
-
-if [[ -n $1 ]]
-then
-  $1
-else
-  download
-  call
-fi