diff --git a/src/StaticPHP/Artifact/DownloaderOptions.php b/src/StaticPHP/Artifact/DownloaderOptions.php
index de2e91bf..3e00d3b3 100644
--- a/src/StaticPHP/Artifact/DownloaderOptions.php
+++ b/src/StaticPHP/Artifact/DownloaderOptions.php
@@ -48,6 +48,7 @@ class DownloaderOptions
         $shortU = $prefix ? null : 'U';
         $shortG = $prefix ? null : 'G';
         $shortL = $prefix ? null : 'L';
+        $shortI = $prefix ? null : 'i';
 
         return [
             // php version option
@@ -62,7 +63,7 @@ class DownloaderOptions
             // download behavior options
             new InputOption("{$p}parallel", $shortP, InputOption::VALUE_REQUIRED, 'Number of parallel downloads (default 1)', '1'),
             new InputOption("{$p}retry", $shortR, InputOption::VALUE_REQUIRED, 'Number of download retries on failure (default 0)', '0'),
-            new InputOption("{$p}ignore-cache", null, InputOption::VALUE_OPTIONAL, 'Ignore some caches when downloading, comma separated, e.g "php-src,curl,openssl"', false),
+            new InputOption("{$p}ignore-cache", $shortI, InputOption::VALUE_OPTIONAL, 'Ignore some caches when downloading, comma separated, e.g "php-src,curl,openssl"', false),
             new InputOption("{$p}no-alt", null, null, 'Do not use alternative mirror download artifacts for sources'),
             new InputOption("{$p}no-shallow-clone", null, null, 'Do not clone shallowly repositories when downloading sources'),