diff --git a/cmake_targets/tools/build_helper b/cmake_targets/tools/build_helper
index 744a46f76b..ed02847387 100755
--- a/cmake_targets/tools/build_helper
+++ b/cmake_targets/tools/build_helper
@@ -838,21 +838,6 @@ install_simde_from_source(){
     cd /tmp/simde
     # brute force copy into /usr/include
     $SUDO \cp -rv ../simde /usr/include
-    $SUDO patch /usr/include/simde/x86/avx.h << FIN
---- /usr/include/simde/x86/avx.h.old	2022-10-03 19:17:39.828223432 +0200
-+++ /usr/include/simde/x86/avx.h	2022-10-05 16:19:55.086019445 +0200
-@@ -3643,6 +3643,9 @@
- simde__m256i simde_mm256_insertf128_si256(simde__m256i a, simde__m128i b, int im
-
-   return simde__m256i_from_private(a_);
- }
-+#if defined(SIMDE_X86_AVX_NATIVE)
-+  #define simde_mm256_insertf128_si256(a, b, imm8) _mm256_insertf128_si256(a, b, imm8)
-+#endif
- #if defined(SIMDE_X86_AVX_ENABLE_NATIVE_ALIASES)
-   #undef _mm256_insertf128_si256
-   #define _mm256_insertf128_si256(a, b, imm8) simde_mm256_insertf128_si256(a, b, imm8)
-FIN
 }
 
 #################################################