diff --git a/src/xenia/cpu/backend/a64/a64_seq_vector.cc b/src/xenia/cpu/backend/a64/a64_seq_vector.cc
index 5f5e519c7..e5cd4e1aa 100644
--- a/src/xenia/cpu/backend/a64/a64_seq_vector.cc
+++ b/src/xenia/cpu/backend/a64/a64_seq_vector.cc
@@ -819,7 +819,7 @@ struct VECTOR_SHA_V128
       }
       if (all_same) {
         // Every count is the same, so we can use SSHR
-        e.SSHR(i.dest.reg().B16(), i.src1.reg().B16(), shamt.u8[0]);
+        e.SSHR(i.dest.reg().B16(), i.src1.reg().B16(), shamt.u8[0] & 0x7);
         return;
       }
       e.ADD(e.GetNativeParam(1), XSP, e.StashConstantV(1, i.src2.constant()));
@@ -843,7 +843,7 @@ struct VECTOR_SHA_V128
       }
       if (all_same) {
         // Every count is the same, so we can use SSHR
-        e.SSHR(i.dest.reg().H8(), i.src1.reg().H8(), shamt.u16[0]);
+        e.SSHR(i.dest.reg().H8(), i.src1.reg().H8(), shamt.u16[0] & 0xF);
         return;
       }
       e.ADD(e.GetNativeParam(1), XSP, e.StashConstantV(1, i.src2.constant()));
@@ -867,7 +867,7 @@ struct VECTOR_SHA_V128
       }
       if (all_same) {
         // Every count is the same, so we can use SSHR
-        e.SSHR(i.dest.reg().S4(), i.src1.reg().S4(), shamt.u32[0]);
+        e.SSHR(i.dest.reg().S4(), i.src1.reg().S4(), shamt.u32[0] & 0x1F);
         return;
       }
       e.ADD(e.GetNativeParam(1), XSP, e.StashConstantV(1, i.src2.constant()));