diff --git a/documentation/content/en/books/porters-handbook/slow-porting/_index.adoc b/documentation/content/en/books/porters-handbook/slow-porting/_index.adoc
--- a/documentation/content/en/books/porters-handbook/slow-porting/_index.adoc
+++ b/documentation/content/en/books/porters-handbook/slow-porting/_index.adoc
@@ -247,7 +247,7 @@
 .Using `EXTRA_PATCHES` With a Directory
 [example]
 ====
-Sometime, there are many patches that are needed for a feature, in this case, it is possible to point `EXTRA_PATCHES` to a directory, and it will automatically apply all files named [.filename]#patch-*# in it.
+Sometimes, there are many patches that are needed for a feature, in this case, it is possible to point `EXTRA_PATCHES` to a directory, and it will automatically apply all files named [.filename]#patch-*# in it.
 
 Create a subdirectory in [.filename]#${PATCHDIR}#, and move the patches in it. For example: