diff --git a/runtime/well_known_classes.cc b/runtime/well_known_classes.cc
index f66e11a..6b67dfa 100644
--- a/runtime/well_known_classes.cc
+++ b/runtime/well_known_classes.cc
@@ -222,9 +222,9 @@
   java_lang_reflect_Proxy_h = CacheField(env, java_lang_reflect_Proxy, false, "h", "Ljava/lang/reflect/InvocationHandler;");
   java_nio_DirectByteBuffer_capacity = CacheField(env, java_nio_DirectByteBuffer, false, "capacity", "I");
   java_nio_DirectByteBuffer_effectiveDirectAddress = CacheField(env, java_nio_DirectByteBuffer, false, "effectiveDirectAddress", "J");
-  java_nio_DirectByteBuffer_effectiveDirectAddress = CacheField(env, java_nio_DirectByteBuffer, false, "effectiveDirectAddress", "J");
   java_util_Collections_EMPTY_LIST = CacheField(env, java_util_Collections, true, "EMPTY_LIST", "Ljava/util/List;");
   libcore_util_EmptyArray_STACK_TRACE_ELEMENT = CacheField(env, libcore_util_EmptyArray, true, "STACK_TRACE_ELEMENT", "[Ljava/lang/StackTraceElement;");
+  org_apache_harmony_dalvik_ddmc_Chunk_data = CacheField(env, org_apache_harmony_dalvik_ddmc_Chunk, false, "data", "[B");
   org_apache_harmony_dalvik_ddmc_Chunk_length = CacheField(env, org_apache_harmony_dalvik_ddmc_Chunk, false, "length", "I");
   org_apache_harmony_dalvik_ddmc_Chunk_offset = CacheField(env, org_apache_harmony_dalvik_ddmc_Chunk, false, "offset", "I");
   org_apache_harmony_dalvik_ddmc_Chunk_type = CacheField(env, org_apache_harmony_dalvik_ddmc_Chunk, false, "type", "I");