diff --git a/src/interpreter/env.rs b/src/interpreter/env.rs
index ce5906d..9299db7 100644
--- a/src/interpreter/env.rs
+++ b/src/interpreter/env.rs
@@ -26,7 +26,7 @@ const DEFAULT_TABLE_BASE: u32 = 0;
 const DEFAULT_MEMORY_BASE: u32 = 0;
 
 /// Defaul table size.
-const DEFAULT_TABLE_SIZE: u32 = 16;
+const DEFAULT_TABLE_SIZE: u32 = 64;
 
 /// Index of default memory.
 const INDEX_MEMORY: u32 = 0;