diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..4f6ac29
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+SOURCES/lzma-sys-0.1.20.crate
diff --git a/.rust-lzma-sys.metadata b/.rust-lzma-sys.metadata
index e69de29..1927391 100644
--- a/.rust-lzma-sys.metadata
+++ b/.rust-lzma-sys.metadata
@@ -0,0 +1 @@
+2649c2ae062db60e94b7c3f63733511fad107614  SOURCES/lzma-sys-0.1.20.crate
diff --git a/SOURCES/lzma-sys-0.1.20.crate b/SOURCES/lzma-sys-0.1.20.crate
deleted file mode 100644
index 9882533..0000000
Binary files a/SOURCES/lzma-sys-0.1.20.crate and /dev/null differ
diff --git a/SOURCES/rust2rpm.conf b/SOURCES/rust2rpm.conf
new file mode 100644
index 0000000..02c41ff
--- /dev/null
+++ b/SOURCES/rust2rpm.conf
@@ -0,0 +1,5 @@
+[DEFAULT]
+buildrequires =
+  (pkgconfig(liblzma) >= 5.2.4 with pkgconfig(liblzma) < 6.0.0)
+lib.requires =
+  (pkgconfig(liblzma) >= 5.2.4 with pkgconfig(liblzma) < 6.0.0)