diff --git a/coin-or-clp/riscv64.patch b/coin-or-clp/riscv64.patch
deleted file mode 100644
index 69326c91f..000000000
--- a/coin-or-clp/riscv64.patch
+++ /dev/null
@@ -1,18 +0,0 @@
---- PKGBUILD
-+++ PKGBUILD
-@@ -14,6 +14,15 @@ depends=(coin-or-osi coin-or-asl suitesparse)
- source=($pkgname-$pkgver.tar.gz::https://github.com/coin-or/Clp/archive/refs/tags/releases/$pkgver.tar.gz)
- sha256sums=('c4c2c0e014220ce8b6294f3be0f3a595a37bef58a14bf9bac406016e9e73b0f5')
- 
-+prepare() {
-+  cd Clp-releases-$pkgver
-+  # config.guess in this package is too old that autoreconf will fail
-+  autoconf_file="/usr/share/autoconf/build-aux/config"
-+
-+  # There are two config.guess files need to be overwrittern
-+  echo ". Clp" | xargs -r -n1 cp ${autoconf_file}.{guess,sub}
-+}
-+
- build() {
-   cd Clp-releases-$pkgver
-   ./configure --prefix=/usr \