diff --git a/src/LibHac/IO/NcaUtils/NcaFsHeader.cs b/src/LibHac/IO/NcaUtils/NcaFsHeader.cs
index 6fcf1ec7..e4dd22f1 100644
--- a/src/LibHac/IO/NcaUtils/NcaFsHeader.cs
+++ b/src/LibHac/IO/NcaUtils/NcaFsHeader.cs
@@ -2,6 +2,8 @@
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 
+// ReSharper disable ImpureMethodCallOnReadonlyValueField
+
 namespace LibHac.IO.NcaUtils
 {
     public struct NcaFsHeader
diff --git a/src/LibHac/IO/NcaUtils/NcaHeader.cs b/src/LibHac/IO/NcaUtils/NcaHeader.cs
index 831bf082..469b670b 100644
--- a/src/LibHac/IO/NcaUtils/NcaHeader.cs
+++ b/src/LibHac/IO/NcaUtils/NcaHeader.cs
@@ -155,6 +155,7 @@ namespace LibHac.IO.NcaUtils
             Span<byte> expectedHash = GetFsHeaderHash(index);
 
             int offset = NcaHeaderStruct.FsHeadersOffset + NcaHeaderStruct.FsHeaderSize * index;
+            // ReSharper disable once ImpureMethodCallOnReadonlyValueField
             Memory<byte> headerData = _header.Slice(offset, NcaHeaderStruct.FsHeaderSize);
 
             byte[] actualHash = Crypto.ComputeSha256(headerData.ToArray(), 0, NcaHeaderStruct.FsHeaderSize);