diff --git a/bypy/linux/__main__.py b/bypy/linux/__main__.py
index cd95fd485a..bf287f9d63 100644
--- a/bypy/linux/__main__.py
+++ b/bypy/linux/__main__.py
@@ -38,7 +38,7 @@ def binary_includes():
             ('usb-1.0 mtp expat sqlite3 ffi z lzma openjp2 poppler dbus-1 iconv xml2 xslt jpeg png16'
              ' webp webpmux webpdemux sharpyuv exslt ncursesw readline chm hunspell-1.7 hyphen'
              ' icudata icui18n icuuc icuio stemmer gcrypt gpg-error uchardet graphite2'
-             ' brotlicommon brotlidec brotlienc zstd podofo ssl crypto tiff'
+             ' brotlicommon brotlidec brotlienc zstd podofo ssl crypto deflate tiff'
              ' gobject-2.0 glib-2.0 gthread-2.0 gmodule-2.0 gio-2.0 dbus-glib-1').split()
         )) + [
             # debian/ubuntu for for some typical stupid reason use libpcre.so.3
diff --git a/bypy/sources.json b/bypy/sources.json
index 1a99550f64..3f74e1e48c 100644
--- a/bypy/sources.json
+++ b/bypy/sources.json
@@ -111,6 +111,17 @@
         }
     },
 
+    {
+        "name": "libdeflate",
+        "comments": "Used optionally libtiff instead of zlib, sadly the Ubuntu build image comes with this library installed so libtiff links against it on Linux",
+        "os": "linux",
+        "unix": {
+            "filename": "libdeflate-1.21.tar.gz",
+            "hash": "sha256:7f05b533dd1d95e48a9f7d633beab67d8c6f502c01a2a5f46b204c16d1e748ad",
+            "urls": ["https://github.com/ebiggers/libdeflate/releases/download/v1.21/{filename}"]
+        }
+    },
+
     {
         "name": "zstd",
         "unix": {