diff --git a/docs/en/02_Developer_Guides/16_Execution_Pipeline/02_Manifests.md b/docs/en/02_Developer_Guides/16_Execution_Pipeline/02_Manifests.md
index bbeb37613..8da4bd703 100644
--- a/docs/en/02_Developer_Guides/16_Execution_Pipeline/02_Manifests.md
+++ b/docs/en/02_Developer_Guides/16_Execution_Pipeline/02_Manifests.md
@@ -30,7 +30,7 @@ they require a powerful traversal tool: [api:SS_FileFinder].
 The class provides filtering abilities for files and folders, as well as
 callbacks for recursive traversal. Each manifest has its own implementation,
 for example [api:ManifestFileFinder], adding more domain specific filtering
-like including themes, or excluding testss.
+like including themes, or excluding tests.
 
 ## PHP Class Manifest