diff --git a/src/libraries/Common/src/Internal/VersionResilientHashCode.cs b/src/libraries/Common/src/Internal/VersionResilientHashCode.cs
index 0809b514818219..5f40e8b645a3d1 100644
--- a/src/libraries/Common/src/Internal/VersionResilientHashCode.cs
+++ b/src/libraries/Common/src/Internal/VersionResilientHashCode.cs
@@ -25,6 +25,7 @@ public HashCodeBuilder(ReadOnlySpan<byte> seed)
                 _hash1 = 0x6DA3B944;
                 _hash2 = 0;
                 _numCharactersHashed = 0;
+                Append(seed);
             }
 
             public void Append(ReadOnlySpan<byte> src)