diff --git a/action.yml b/action.yml
index bab8ed0..8f9ac04 100644
--- a/action.yml
+++ b/action.yml
@@ -95,6 +95,10 @@ inputs:
     description: 'Stop after the last entry prior to the supplied date and optional time.'
     default: ''
     required: false
+  gource_file_filter:
+    description: 'Filter out file paths matching the specified regular expression.'
+    default: ''
+    required: false
 
 runs:
   using: 'docker'
diff --git a/gource.sh b/gource.sh
index 50573e0..e9cac74 100644
--- a/gource.sh
+++ b/gource.sh
@@ -85,6 +85,7 @@ gource --seconds-per-day ${INPUT_GOURCE_SECONDS_PER_DAY} \
 	--font-size ${INPUT_GOURCE_FONT_SIZE} \
 	--dir-name-depth ${INPUT_GOURCE_DIR_DEPTH} \
 	--filename-time ${INPUT_GOURCE_FILENAME_TIME} \
+	--file-filter ${INPUT_GOURCE_FILE_FILTER} \
 	--max-user-speed ${INPUT_GOURCE_MAX_USER_SPEED} \
 	--bloom-multiplier 1.2 \
 	--${GOURCE_RES} ${OPTIONAL_PARAMS} \