diff --git a/example/wv_cas_ecm_example b/example/wv_cas_ecm_example
index 7cec6db..07b1ae0 100644
Binary files a/example/wv_cas_ecm_example and b/example/wv_cas_ecm_example differ
diff --git a/example/wv_cas_ecm_example.cc b/example/wv_cas_ecm_example.cc
index 3473d6b..f9506cd 100644
--- a/example/wv_cas_ecm_example.cc
+++ b/example/wv_cas_ecm_example.cc
@@ -14,12 +14,13 @@
 #include "media_cas_packager_sdk/public/wv_cas_ecm.h"
 #include "media_cas_packager_sdk/public/wv_cas_types.h"
 
-const int kContentIvSize = 16;
 const bool kKeyRotationEnabled = true;
 const char kEvenKey[] = "even_content_key";                         // 16 bytes
+const char kCsaEvenKey[] = "12345678";                              // 8 bytes
 const char kEvenContentIv8Bytes[] = "evencont";                     // 8 bytes
 const char kEvenContentIv16Bytes[] = "evencontevencont";            // 16 bytes
 const char kOddKey[] = "odd_content_key.";                          // 16 bytes
+const char kCsaOddKey[] = "87654321";                               // 8 bytes
 const char kOddContentIv8Bytes[] = "oddcont.";                      // 8 bytes
 const char kOddContentIv16Bytes[] = "oddcont.oddcont.";             // 16 bytes
 const char kEntitlementKeyId[] = "ent_key_id......";                // 16 bytes
@@ -28,7 +29,7 @@ const char kEntitlementKey[] = "entitlement_key.................";  // 32 bytes
 int main(int argc, char **argv) {
   widevine::cas::WvCasEcm wv_cas_ecm;
   widevine::cas::WvCasStatus status =
-      wv_cas_ecm.Initialize(kContentIvSize, kKeyRotationEnabled,
+      wv_cas_ecm.Initialize(/* content_iv_size= */ 8, kKeyRotationEnabled,
                             widevine::cas::CryptoMode::kDvbCsa);
   if (status != widevine::cas::OK) {
     std::cerr << "Failed to initialize WV CAS ECM, error: "
@@ -36,8 +37,8 @@ int main(int argc, char **argv) {
               << std::endl;
   }
   std::string ecm;
-  status = wv_cas_ecm.GenerateEcm(kEvenKey, kEvenContentIv16Bytes, kOddKey,
-                                  kOddContentIv16Bytes, kEntitlementKeyId,
+  status = wv_cas_ecm.GenerateEcm(kCsaEvenKey, kEvenContentIv8Bytes, kCsaOddKey,
+                                  kOddContentIv8Bytes, kEntitlementKeyId,
                                   kEntitlementKey, &ecm);
   if (status != widevine::cas::OK) {
     std::cerr << "Failed to generate WV CAS ECM, error: "
diff --git a/libmedia_cas_packager_sdk.so b/libmedia_cas_packager_sdk.so
index 1c3ad44..de7319f 100755
Binary files a/libmedia_cas_packager_sdk.so and b/libmedia_cas_packager_sdk.so differ