diff --git a/libwvdrmengine/cdm/core/src/crypto_session.cpp b/libwvdrmengine/cdm/core/src/crypto_session.cpp
index 0563e4e9..fe0b600e 100644
--- a/libwvdrmengine/cdm/core/src/crypto_session.cpp
+++ b/libwvdrmengine/cdm/core/src/crypto_session.cpp
@@ -2692,6 +2692,7 @@ OEMCryptoResult CryptoSession::DecryptSample(
 
   if (sts == OEMCrypto_ERROR_BUFFER_TOO_LARGE) {
     // Fall back to sending each subsample region individually
+    sts = OEMCrypto_SUCCESS;
     OEMCrypto_SampleDescription fake_sample = sample;
     for (size_t i = 0; i < sample.subsamples_length; ++i) {
       const OEMCrypto_SubSampleDescription& original_subsample =