diff --git a/libredefender/riscv64.patch b/libredefender/riscv64.patch
new file mode 100644
index 000000000..383e548bd
--- /dev/null
+++ b/libredefender/riscv64.patch
@@ -0,0 +1,13 @@
+--- PKGBUILD
++++ PKGBUILD
+@@ -20,8 +20,8 @@ validpgpkeys=("64B13F7117D6E07D661BBCE0FE763A64F5E54FD6")
+ 
+ prepare() {
+   cd "${pkgname}-${pkgver}"
+-  patch -i ../clamav-1.0.patch
+-  cargo fetch --locked --target "$CARCH-unknown-linux-gnu"
++  echo -e '\n[patches.crates-io]\n{ git = "https://github.com/losynix/clamav-rs.git", branch = "patches" }' >> Cargo.toml
++  cargo fetch --locked
+ }
+ 
+ build() {