diff --git a/test/MC/ARM/arm_instructions.s b/test/MC/ARM/arm_instructions.s
index 4f1083c5fae..eac38ac4951 100644
--- a/test/MC/ARM/arm_instructions.s
+++ b/test/MC/ARM/arm_instructions.s
@@ -191,30 +191,6 @@
 @ CHECK: nop @ encoding: [0x00,0xf0,0x20,0xe3]
         nop
 
-@ CHECK: dsb  sy @ encoding: [0x4f,0xf0,0x7f,0xf5]
-        dsb  sy
-
-@ CHECK: dsb  st @ encoding: [0x4e,0xf0,0x7f,0xf5]
-        dsb  st
-
-@ CHECK: dsb  ish @ encoding: [0x4b,0xf0,0x7f,0xf5]
-        dsb  ish
-
-@ CHECK: dsb  ishst @ encoding: [0x4a,0xf0,0x7f,0xf5]
-        dsb  ishst
-
-@ CHECK: dsb  nsh @ encoding: [0x47,0xf0,0x7f,0xf5]
-        dsb  nsh
-
-@ CHECK: dsb  nshst @ encoding: [0x46,0xf0,0x7f,0xf5]
-        dsb  nshst
-
-@ CHECK: dsb  osh @ encoding: [0x43,0xf0,0x7f,0xf5]
-        dsb  osh
-
-@ CHECK: dsb  oshst @ encoding: [0x42,0xf0,0x7f,0xf5]
-        dsb  oshst
-
 @ CHECK: cpsie  aif @ encoding: [0xc0,0x01,0x08,0xf1]
         cpsie  aif