diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index ac31ed700c2..45542ecf9be 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,7 @@
 2018-03-29  Jakub Jelinek  <jakub@redhat.com>
 
+	* config/i386/sse.md (<avx512>_blendm<mode>): Use <sseintprefix>.
+
 	PR c/85094
 	* fold-const.c (operand_equal_p): Handle DEBUG_BEGIN_STMT.
 	For STATEMENT_LIST, pass down OEP_LEXICOGRAPHIC and maybe
diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md
index bd287322252..795d08a87a7 100644
--- a/gcc/config/i386/sse.md
+++ b/gcc/config/i386/sse.md
@@ -1138,7 +1138,7 @@
 	  (match_operand:V48_AVX512VL 1 "register_operand" "v")
 	  (match_operand:<avx512fmaskmode> 3 "register_operand" "Yk")))]
   "TARGET_AVX512F"
-  "vblendm<ssemodesuffix>\t{%2, %1, %0%{%3%}|%0%{%3%}, %1, %2}"
+  "v<sseintprefix>blendm<ssemodesuffix>\t{%2, %1, %0%{%3%}|%0%{%3%}, %1, %2}"
   [(set_attr "type" "ssemov")
    (set_attr "prefix" "evex")
    (set_attr "mode" "<sseinsnmode>")])