diff --git a/net/quiche/files/patch-quiche_deps_boringssl_CMakeLists.txt b/net/quiche/files/patch-quiche_deps_boringssl_CMakeLists.txt
new file mode 100644
index 000000000000..b36c7cedb82b
--- /dev/null
+++ b/net/quiche/files/patch-quiche_deps_boringssl_CMakeLists.txt
@@ -0,0 +1,11 @@
+--- quiche/deps/boringssl/CMakeLists.txt.orig	2024-04-12 00:59:13 UTC
++++ quiche/deps/boringssl/CMakeLists.txt
+@@ -480,7 +480,7 @@ elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL "mips")
+ elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL "mips")
+   # Just to avoid the “unknown processor” error.
+   set(ARCH "generic")
+-elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL "ppc64le")
++elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL "ppc64le" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "powerpc64le")
+   set(ARCH "ppc64le")
+ else()
+   message(FATAL_ERROR "Unknown processor:" ${CMAKE_SYSTEM_PROCESSOR})
diff --git a/net/quiche/files/patch-quiche_deps_boringssl_src_CMakeLists.txt b/net/quiche/files/patch-quiche_deps_boringssl_src_CMakeLists.txt
new file mode 100644
index 000000000000..0c9018edbf4e
--- /dev/null
+++ b/net/quiche/files/patch-quiche_deps_boringssl_src_CMakeLists.txt
@@ -0,0 +1,11 @@
+--- quiche/deps/boringssl/src/CMakeLists.txt.orig	2024-04-12 00:59:13 UTC
++++ quiche/deps/boringssl/src/CMakeLists.txt
+@@ -480,7 +480,7 @@ elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL "mips")
+ elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL "mips")
+   # Just to avoid the “unknown processor” error.
+   set(ARCH "generic")
+-elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL "ppc64le")
++elseif(CMAKE_SYSTEM_PROCESSOR STREQUAL "ppc64le" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "powerpc64le")
+   set(ARCH "ppc64le")
+ else()
+   message(FATAL_ERROR "Unknown processor:" ${CMAKE_SYSTEM_PROCESSOR})
diff --git a/net/quiche/files/patch-quiche_deps_boringssl_src_crypto_cpu-ppc64le.c b/net/quiche/files/patch-quiche_deps_boringssl_src_crypto_cpu-ppc64le.c
new file mode 100644
index 000000000000..c928d89015ab
--- /dev/null
+++ b/net/quiche/files/patch-quiche_deps_boringssl_src_crypto_cpu-ppc64le.c
@@ -0,0 +1,14 @@
+--- quiche/deps/boringssl/src/crypto/cpu-ppc64le.c.orig	2024-04-12 01:38:29 UTC
++++ quiche/deps/boringssl/src/crypto/cpu-ppc64le.c
+@@ -28,7 +28,11 @@ void OPENSSL_cpuid_setup(void) {
+ #endif
+ 
+ void OPENSSL_cpuid_setup(void) {
++#ifdef __linux__
+   OPENSSL_ppc64le_hwcap2 = getauxval(AT_HWCAP2);
++#else
++  elf_aux_info(AT_HWCAP2, &OPENSSL_ppc64le_hwcap2, sizeof(OPENSSL_ppc64le_hwcap2));
++#endif
+ }
+ 
+ int CRYPTO_is_PPC64LE_vcrypto_capable(void) {