diff --git a/srcpkgs/qt5-webengine/patches/0090-qtwebengine-ppc64.patch b/srcpkgs/qt5-webengine/patches/0090-qtwebengine-ppc64.patch
index 72915459454..7c6a74d294f 100644
--- a/srcpkgs/qt5-webengine/patches/0090-qtwebengine-ppc64.patch
+++ b/srcpkgs/qt5-webengine/patches/0090-qtwebengine-ppc64.patch
@@ -858,15 +858,15 @@ index 923533ec9..99184a7f9 100644
    static bool IsNetworkSocketInformation(int sysno);
  #endif
  
-@@ -77,7 +78,8 @@ class SANDBOX_EXPORT SyscallSets {
+@@ -88,7 +90,8 @@ class SANDBOX_EXPORT SyscallSets {
  #endif
- #if defined(__i386__) || defined(__x86_64__) || defined(__arm__) || \
-     defined(__aarch64__) ||                                         \
--    (defined(ARCH_CPU_MIPS_FAMILY) && defined(ARCH_CPU_64_BITS))
-+    (defined(ARCH_CPU_MIPS_FAMILY) && defined(ARCH_CPU_64_BITS)) || \
+ 
+ #if defined(__i386__) || \
+-    (defined(ARCH_CPU_MIPS_FAMILY) && defined(ARCH_CPU_32_BITS))
++    (defined(ARCH_CPU_MIPS_FAMILY) && defined(ARCH_CPU_32_BITS)) || \
 +    defined(__powerpc64__)
-   // These give a lot of ambient authority and bypass the setuid sandbox.
-   static bool IsSystemVSharedMemory(int sysno);
+   // Big system V multiplexing system call.
+   static bool IsSystemVIpc(int sysno);
  #endif
 diff --git a/src/3rdparty/chromium/sandbox/linux/seccomp-bpf/syscall.cc b/src/3rdparty/chromium/sandbox/linux/seccomp-bpf/syscall.cc
 index 34edabd2b..10fa5fd07 100644
diff --git a/srcpkgs/qt5-webengine/patches/0091-chromium-ppc64le-musl.patch b/srcpkgs/qt5-webengine/patches/0091-chromium-ppc64le-musl.patch
index f17635cb4a8..a24835410c8 100644
--- a/srcpkgs/qt5-webengine/patches/0091-chromium-ppc64le-musl.patch
+++ b/srcpkgs/qt5-webengine/patches/0091-chromium-ppc64le-musl.patch
@@ -159,6 +159,16 @@ index 901cd68fb..561958c44 100644
  namespace google_breakpad {
  
  namespace {
+--- a/src/3rdparty/chromium/third_party/crashpad/crashpad/util/linux/thread_info.h
++++ b/src/3rdparty/chromium/third_party/crashpad/crashpad/util/linux/thread_info.h
+@@ -30,6 +30,7 @@
+ 
+ #if defined(ARCH_CPU_PPC64_FAMILY)
+ #include <sys/ucontext.h>
++#include <asm/ptrace.h>
+ #endif
+ 
+ namespace crashpad {
 -- 
 2.26.0