diff --git a/lzma-sdk-shlib.patch b/lzma-sdk-shlib.patch
index 28bb7c6..9a4a199 100644
--- a/lzma-sdk-shlib.patch
+++ b/lzma-sdk-shlib.patch
@@ -21,7 +21,7 @@ Index: 1/Makefile.am
 +pkgconfigdir = ${libdir}/pkgconfig
 +pkgconfig_DATA = clzma.pc
 +# source list: C/Util/LzmaLib/makefile
-+libclzma_la_SOURCES = C/7zAlloc.c C/7zArcIn.c C/7zBuf2.c C/7zBuf.c C/7zCrc.c C/7zCrcOpt.c C/7zDec.c C/7zFile.c C/7zStream.c C/7zVersion.rc C/Aes.c C/AesOpt.c C/Alloc.c C/Bcj2.c C/Bra86.c C/Bra.c C/BraIA64.c C/CpuArch.c C/Delta.c C/DllSecur.c C/LzFind.c C/Lzma2Dec.c C/Lzma2Enc.c C/Lzma86Dec.c C/Lzma86Enc.c C/LzmaDec.c C/LzmaEnc.c C/LzmaLib.c C/Ppmd7.c C/Ppmd7Dec.c C/Ppmd7Enc.c C/Sha256.c C/Sort.c C/Xz.c C/XzCrc64.c C/XzCrc64Opt.c C/XzDec.c C/XzEnc.c C/XzIn.c
++libclzma_la_SOURCES = C/7zAlloc.c C/7zArcIn.c C/7zBuf2.c C/7zBuf.c C/7zCrc.c C/7zCrcOpt.c C/7zDec.c C/7zFile.c C/7zStream.c C/7zVersion.rc C/Aes.c C/AesOpt.c C/Alloc.c C/Bcj2.c C/Bra86.c C/Bra.c C/BraIA64.c C/CpuArch.c C/Delta.c C/DllSecur.c C/LzFind.c C/Lzma2Dec.c C/Lzma2Enc.c C/Lzma86Dec.c C/Lzma86Enc.c C/LzmaDec.c C/LzmaEnc.c C/LzmaLib.c C/Ppmd7.c C/Ppmd7Dec.c C/Ppmd7Enc.c C/Sha256.c C/Sha256Opt.c C/Sort.c C/Xz.c C/XzCrc64.c C/XzCrc64Opt.c C/XzDec.c C/XzEnc.c C/XzIn.c
 +#ifWIN32#SOURCES += C/Bcj2Enc.c C/LzFindMt.c C/MtCoder.c C/Threads.c
 +libclzma_la_LDFLAGS = -release suse -version-info 0:0:0
 +clzmadir = ${includedir}/clzma
diff --git a/lzma-sdk.changes b/lzma-sdk.changes
index a7a6762..7da3cf6 100644
--- a/lzma-sdk.changes
+++ b/lzma-sdk.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Sat Dec 11 22:04:00 UTC 2021 - Jan Engelhardt <jengelh@inai.de>
+
+- Update lzma-sdk-shlib.patch to use Sha256Opt.c for generating
+  libclzma.so.
+
 -------------------------------------------------------------------
 Mon Nov 29 11:37:21 UTC 2021 - Luigi Baldoni <aloisio@gmx.com>