diff --git a/devel/libunicode-contour/files/patch-src_libunicode_CMakeLists.txt b/devel/libunicode-contour/files/patch-src_libunicode_CMakeLists.txt
index 0ba316b67870..dbd8f7871982 100644
--- a/devel/libunicode-contour/files/patch-src_libunicode_CMakeLists.txt
+++ b/devel/libunicode-contour/files/patch-src_libunicode_CMakeLists.txt
@@ -1,17 +1,14 @@
 --- src/libunicode/CMakeLists.txt.orig	2025-12-22 21:10:19 UTC
 +++ src/libunicode/CMakeLists.txt
-@@ -97,9 +97,13 @@ target_link_libraries(unicode_loader PUBLIC  unicode::
+@@ -97,9 +97,10 @@ target_link_libraries(unicode_loader PUBLIC  unicode::
  
  # =========================================================================================================
  
 +string(TOLOWER "${CMAKE_SYSTEM_PROCESSOR}" SYSTEM_PROCESSOR_LOWER)
  
  if(LIBUNICODE_SIMD_IMPLEMENTATION STREQUAL "std" OR LIBUNICODE_SIMD_IMPLEMENTATION STREQUAL "intrinsics")
 -    if(CMAKE_SYSTEM_PROCESSOR STREQUAL "x86_64" OR CMAKE_SYSTEM_PROCESSOR STREQUAL "AMD64")
-+    if(SYSTEM_PROCESSOR_LOWER STREQUAL "x86_64" OR
-+       SYSTEM_PROCESSOR_LOWER STREQUAL "amd64" OR
-+       SYSTEM_PROCESSOR_LOWER STREQUAL "aarch64" OR
-+       SYSTEM_PROCESSOR_LOWER STREQUAL "arm64")
++    if(SYSTEM_PROCESSOR_LOWER STREQUAL "x86_64" OR SYSTEM_PROCESSOR_LOWER STREQUAL "amd64")
          set(LIBUNICODE_SIMD_SOURCES
              simd_detector.cpp
              scan256.cpp