diff --git a/xwords4/android/XWords4/jni/anddict.c b/xwords4/android/XWords4/jni/anddict.c
index 4213c3cc1..759e1bda3 100644
--- a/xwords4/android/XWords4/jni/anddict.c
+++ b/xwords4/android/XWords4/jni/anddict.c
@@ -320,7 +320,7 @@ parseDict( AndDictionaryCtxt* ctxt, XP_U8* ptr, XP_U32 dictLength )
         andLoadSpecialData( ctxt, &ptr );
 
         dictLength -= ptr - (XP_U8*)mappedBase;
-        if ( dictLength > sizeof(XP_U32) ) {
+        if ( dictLength >= sizeof(offset) ) {
             offset = n_ptr_tohl( &ptr );
             dictLength -= sizeof(offset);
 #ifdef NODE_CAN_4