diff --git a/tests/files/README b/tests/files/README
index 119cac48..b0b700c5 100644
--- a/tests/files/README
+++ b/tests/files/README
@@ -80,6 +80,14 @@
     good-1-arm64-lzma2-2.xz is like good-1-arm64-lzma2-1.xz but with
     non-zero start offset. XZ Embedded doesn't support this file.
 
+    good-1-riscv-lzma2-1.xz uses the RISC-V filter and LZMA2. The
+    uncompressed data is constructed so it tests all of the instructions
+    that should be encoded and a few that should not. Additionally, the
+    file contains random bytes to help test unforeseen corner cases.
+
+    good-1-riscv-lzma2-2.xz is like good-1-riscv-lzma2-1.xz but with
+    non-zero start offset. XZ Embedded doesn't support this file.
+
     good-1-lzma2-1.xz has two LZMA2 chunks, of which the second sets
     new properties.
 
diff --git a/tests/files/good-1-riscv-lzma2-1.xz b/tests/files/good-1-riscv-lzma2-1.xz
new file mode 100644
index 00000000..38a0e2fd
Binary files /dev/null and b/tests/files/good-1-riscv-lzma2-1.xz differ
diff --git a/tests/files/good-1-riscv-lzma2-2.xz b/tests/files/good-1-riscv-lzma2-2.xz
new file mode 100644
index 00000000..d7ee659b
Binary files /dev/null and b/tests/files/good-1-riscv-lzma2-2.xz differ