diff --git a/llvm/test/tools/UpdateTestChecks/update_mc_test_checks/Inputs/amdgpu_dasm.txt b/llvm/test/tools/UpdateTestChecks/update_mc_test_checks/Inputs/amdgpu_dasm.txt
index 9f5fba6e50df2..e8338577cfc47 100644
--- a/llvm/test/tools/UpdateTestChecks/update_mc_test_checks/Inputs/amdgpu_dasm.txt
+++ b/llvm/test/tools/UpdateTestChecks/update_mc_test_checks/Inputs/amdgpu_dasm.txt
@@ -2,4 +2,4 @@
 
 0x00,0x00,0x00,0x7e
 
-0xfd,0xb8,0x0a,0x7f
+0x00,0x00,0x00,0x01
diff --git a/llvm/test/tools/UpdateTestChecks/update_mc_test_checks/Inputs/amdgpu_dasm.txt.expected b/llvm/test/tools/UpdateTestChecks/update_mc_test_checks/Inputs/amdgpu_dasm.txt.expected
index 1b64695fc2940..a6f7abcb1774a 100644
--- a/llvm/test/tools/UpdateTestChecks/update_mc_test_checks/Inputs/amdgpu_dasm.txt.expected
+++ b/llvm/test/tools/UpdateTestChecks/update_mc_test_checks/Inputs/amdgpu_dasm.txt.expected
@@ -4,5 +4,5 @@
 0x00,0x00,0x00,0x7e
 # CHECK: v_nop                                   ; encoding: [0x00,0x00,0x00,0x7e]
 
-0xfd,0xb8,0x0a,0x7f
+0x00,0x00,0x00,0x01
 # CHECK: :[[@LINE-1]]:1: warning: invalid instruction encoding