diff --git a/gcc/testsuite/gcc.target/i386/avx512fp16-reduce-op-2.c b/gcc/testsuite/gcc.target/i386/avx512fp16-reduce-op-2.c
index 593340e4afa8861a4751b75bf2b9a83d6d390bab..72e4a814a766b6ee0d681e4173acbda1b547c515 100644
--- a/gcc/testsuite/gcc.target/i386/avx512fp16-reduce-op-2.c
+++ b/gcc/testsuite/gcc.target/i386/avx512fp16-reduce-op-2.c
@@ -1,5 +1,6 @@
 /* { dg-do compile } */
 /* { dg-options "-O2 -mprefer-vector-width=512 -fdump-tree-optimized" } */
+/* { dg-additional-options "-msse2" { target i?86-*-* } } */
 
 /* { dg-final { scan-tree-dump-times "\.REDUC_PLUS" 3 "optimized" } } */
 /* { dg-final { scan-tree-dump-times "\.REDUC_MIN" 3 "optimized" } } */
diff --git a/gcc/testsuite/gcc.target/i386/pr99464.c b/gcc/testsuite/gcc.target/i386/pr99464.c
index 98dd938973ee1ab27cb484e5cf1d95a72348e389..3c1ac6f9a6c2a972d3a96cfc6ffeb9d2bfacf9b1 100644
--- a/gcc/testsuite/gcc.target/i386/pr99464.c
+++ b/gcc/testsuite/gcc.target/i386/pr99464.c
@@ -1,6 +1,7 @@
 /* PR target/99464 */
 /* { dg-do compile } */
 /* { dg-options "-O2" } */
+/* { dg-additional-options "-msse2" { target i?86-*-* } } */
 
 #pragma GCC target("arch=cannonlake")