diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 803476d..01f25b8 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -20,6 +20,7 @@ jobs:
           dir: .
           since: 2000-01-01
           output_dir: output-dir
+          rounding: K
       - uses: peaceiris/actions-gh-pages@v3.9.3
         with:
           publish_dir: output-dir
diff --git a/action.yml b/action.yml
index e1df65e..1281922 100644
--- a/action.yml
+++ b/action.yml
@@ -25,6 +25,10 @@ inputs:
     description: 'Output filename. Default: hoc-badge.svg'
     required: false
     default: 'hoc-badge.svg'
+  rounding:
+    description: 'Rounding mode. Default: I'
+    required: false
+    default: 'I'
 
 runs:
   using: "composite"
@@ -45,7 +49,8 @@ runs:
           -s "$SINCE" \
           -o "$OUTPUT_DIR" \
           -f "$FILENAME" \
-          -e "$EXCLUDE"
+          -e "$EXCLUDE" \
+          -r "$ROUNDING"
       shell: bash
       env:
         BEFORE:      ${{ inputs.before }}
@@ -54,4 +59,5 @@ runs:
         SINCE:       ${{ inputs.since }}
         OUTPUT_DIR:  ${{ inputs.output_dir }}
         FILENAME:    ${{ inputs.filename }}
+        ROUNDING:    ${{ inputs.rounding }}
 
diff --git a/generate-badge.sh b/generate-badge.sh
index c0866e7..594390d 100755
--- a/generate-badge.sh
+++ b/generate-badge.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-while getopts 'b:d:e:f:o:s:' opt; do
+while getopts 'b:d:e:f:o:s:r:' opt; do
   case "$opt" in
     b)
       Before="$OPTARG"
@@ -21,6 +21,9 @@ while getopts 'b:d:e:f:o:s:' opt; do
     s)
       Since="$OPTARG"
       ;;
+    r)
+      Rounding="$OPTARG"
+      ;;
     :)
       echo "Usage: $(basename "$0") [-b Before] [-d Dir] [-e Exclude] [-f Filename] [-o OutputDir] [-s Since]"
       exit 1
@@ -39,9 +42,16 @@ if [ "$Excld" != '[]' ]; then
   done
 fi
 
-mkdir -p "$OutDir"
-
 Count=$(hoc -d "$Dir" ${Exclude:+${Exclude[@]}} -s "$Since" -b "$Before" -f "int")
 echo "Hits of code: $Count"
 
-anybadge -l "Hits of Code" -v "$Count" -f "$OutDir/$Filename" -c royalblue
+if   [ "$Rounding" == "K" ]; then Count="$(python -c "print(round($Count/1000, 1))")K"
+elif [ "$Rounding" == "M" ]; then Count="$(python -c "print(round($Count/1000000, 1))")M"
+elif [ "$Rounding" == "G" ]; then Count="$(python -c "print(round($Count/1000000000, 1))")G"
+else Count=$(python -c "print(format($Count, ',d'))")
+fi
+
+echo "Hits of code: $Count"
+
+mkdir -p "$OutDir"
+anybadge -l "Hits of Code" -v "$Count" -f "$OutDir/$Filename" -o -c royalblue