diff --git a/config/image-optimizer.php b/config/image-optimizer.php
index dbbacad8f..889e356d3 100644
--- a/config/image-optimizer.php
+++ b/config/image-optimizer.php
@@ -43,7 +43,7 @@ return [
     /*
      * The maximum time in seconds each optimizer is allowed to run separately.
      */
-    'timeout' => 60,
+    'timeout' => 59,
 
     /*
      * If set to `true` all output of the optimizer binaries will be appended to the default log.