diff --git a/CMakeLists.txt b/CMakeLists.txt
index e9e8f3fa..cfc33848 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -236,7 +236,6 @@ endif()
 CHECK_INCLUDE_FILES(unistd.h HAVE_UNISTD_H)
 CHECK_INCLUDE_FILES(intrin.h HAVE_C_INTRIN_H)
 CHECK_INCLUDE_FILE_CXX(intrin.h HAVE_CXX_INTRIN_H)
-CHECK_INCLUDE_FILES(tmmintrin.h HAVE_TMMINTRIN_H)
 CHECK_INCLUDE_FILES(x86intrin.h HAVE_C_X86INTRIN_H)
 CHECK_INCLUDE_FILE_CXX(x86intrin.h HAVE_CXX_X86INTRIN_H)
 
diff --git a/cmake/config.h.in b/cmake/config.h.in
index 198d96c5..d8430f22 100644
--- a/cmake/config.h.in
+++ b/cmake/config.h.in
@@ -70,9 +70,6 @@
 /* Define if the sqlite3_open_v2 call is available */
 #cmakedefine HAVE_SQLITE3_OPEN_V2
 
-/* Define to 1 if you have the <tmmintrin.h> header file. */
-#cmakedefine HAVE_TMMINTRIN_H
-
 /* Define to 1 if you have the <unistd.h> header file. */
 #cmakedefine HAVE_UNISTD_H