diff --git a/repos/libports/ports/fatfs.hash b/repos/libports/ports/fatfs.hash
index 96cc3e37e2..c5b7b7abfa 100644
--- a/repos/libports/ports/fatfs.hash
+++ b/repos/libports/ports/fatfs.hash
@@ -1 +1 @@
-90eca4e74b87cfdb1e4c8c36585390fd9d700761
+c93c828a78ffb02584bcd44c6ea6a86f31f6738e
diff --git a/repos/libports/ports/fatfs.port b/repos/libports/ports/fatfs.port
index 44d6dffd9f..3c60f7e833 100644
--- a/repos/libports/ports/fatfs.port
+++ b/repos/libports/ports/fatfs.port
@@ -3,7 +3,7 @@ VERSION   := 0.13b
 DOWNLOADS := fatfs.archive
 
 URL(fatfs) := http://www.elm-chan.org/fsw/ff/arc/ff13b.zip
-SHA(fatfs) := 8c2431cc1838ebc5f35fa3e30934653a2e30c05e5a1952d7fa342c082e80fb93
+SHA(fatfs) := 63745db61d2d0e6acc5a48a8a38ab527987782aa23325cb9c920c2a40b8c54b7
 DIR(fatfs) := src/lib/fatfs
 
 DIRS := include/fatfs