diff --git a/lyx-2.3.5.1.tar.xz b/lyx-2.3.5.1.tar.xz
new file mode 100644
index 0000000..c12e8e0
--- /dev/null
+++ b/lyx-2.3.5.1.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a7040ee03d6699df07f45c28e007cab70122c2aca21dbd51bba0be6884166357
+size 16133712
diff --git a/lyx-2.3.5.1.tar.xz.sig b/lyx-2.3.5.1.tar.xz.sig
new file mode 100644
index 0000000..94d26fc
Binary files /dev/null and b/lyx-2.3.5.1.tar.xz.sig differ
diff --git a/lyx-2.3.5.tar.xz b/lyx-2.3.5.tar.xz
deleted file mode 100644
index a526be7..0000000
--- a/lyx-2.3.5.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:5e509dc01643ea269fff615bbf4691795c7f190e941d2282cc500e9c9ab2374f
-size 16135268
diff --git a/lyx-2.3.5.tar.xz.sig b/lyx-2.3.5.tar.xz.sig
deleted file mode 100644
index f715fe2..0000000
Binary files a/lyx-2.3.5.tar.xz.sig and /dev/null differ
diff --git a/lyx.spec b/lyx.spec
index fd88c2c..e5e0e66 100644
--- a/lyx.spec
+++ b/lyx.spec
@@ -23,10 +23,10 @@ Summary:        WYSIWYM (What You See Is What You Mean) document processor
 License:        GPL-2.0-or-later
 Group:          Productivity/Publishing/TeX/Frontends
 URL:            http://www.lyx.org/
-Source:         ftp://ftp.lyx.org/pub/lyx/stable/2.3.x/lyx-%{version}.tar.xz
+Source:         ftp://ftp.lyx.org/pub/lyx/stable/2.3.x/lyx-%{version}.1.tar.xz
 Source1:        lyxrc.dist
 Source2:        lyx.keyring
-Source3:        ftp://ftp.lyx.org/pub/lyx/stable/2.3.x/lyx-%{version}.tar.xz.sig
+Source3:        ftp://ftp.lyx.org/pub/lyx/stable/2.3.x/lyx-%{version}.1.tar.xz.sig
 Source4:        README.SUSE
 # PATCH-FIX-UPSTREAM to satisfy rpmlint - use #! /usr/bin/python as shebang
 # See: https://www.lyx.org/trac/changeset/cac27076ead10684270520670adc6bd004793361/lyxgit
@@ -123,7 +123,7 @@ LyX uses ImageMagick to deal with images. For security reasons
 (in /usr/share/doc/packages/lyx/) for more information.
 
 %prep
-%setup -q
+%setup -q -n lyx-2.3.5-1
 %patch0 -p1
 
 %build