diff --git a/community/ispc/APKBUILD b/community/ispc/APKBUILD
index c67bbf7c9f6..dcff9c6715f 100644
--- a/community/ispc/APKBUILD
+++ b/community/ispc/APKBUILD
@@ -1,8 +1,8 @@
 # Contributor: Leon Marz <main@lmarz.org>
 # Maintainer: Leon Marz <main@lmarz.org>
 pkgname=ispc
-pkgver=1.19.0
-pkgrel=2
+pkgver=1.20.0
+pkgrel=0
 pkgdesc="Intel SPMD Program Compiler"
 url="https://ispc.github.io/"
 arch="x86_64 armv7 aarch64" # ispc only supports these arches
@@ -42,6 +42,7 @@ build() {
 		-DCMAKE_CXX_COMPILER="clang++-$_llvmver" \
 		-DCLANG_EXECUTABLE="$(command -v clang-$_llvmver)" \
 		-DCLANGPP_EXECUTABLE="$(command -v clang++-$_llvmver)" \
+		-DLLVM_CONFIG_EXECUTABLE="/usr/lib/llvm$_llvmver/bin/llvm-config" \
 		-DX86_ENABLED=$_x86_enabled \
 		-DARM_ENABLED=$_arm_enabled \
 		-DISPC_INCLUDE_EXAMPLES=OFF \
@@ -56,6 +57,6 @@ package() {
 }
 
 sha512sums="
-140f16bc0f9e0a94853b50a5433be9196ee09b6c70a1840d400d0d201143da8cb2b1b92a857acf5856ed3410bfffd17678eb1029996f9007fe947f5ac78bf1bb  ispc-1.19.0.tar.gz
+c74600e8434463d9357a9af153bbaf06ebe809084d5154b28d80759430c231dac5fcc5ac04fc6d2cb68c2abae7afad339515a0fde11ac340939669a64d222f80  ispc-1.20.0.tar.gz
 8e44d7fb0bc383f817855b45b64642d6db8f8448263e3f4b939fb9602a608d03b4f47f525df4147241b18e121bc253c7eb87cbb9e4a4f0b9653e05fc03efc0eb  0001-cmake-fixes.patch
 "