diff --git a/src/share/vm/interpreter/interpreterRuntime.cpp b/src/share/vm/interpreter/interpreterRuntime.cpp
index 039a971aea83a5c1ef774f0eb31c50c14a46083d..f2460da9cc61ce8bc71be5e0ff85580e9a56ac9f 100644
--- a/src/share/vm/interpreter/interpreterRuntime.cpp
+++ b/src/share/vm/interpreter/interpreterRuntime.cpp
@@ -1011,6 +1011,7 @@ ConstantPoolCacheEntry *cp_entry))
 
   switch(cp_entry->flag_state()) {
     case btos:    // fall through
+    case ztos:    // fall through
     case ctos:    // fall through
     case stos:    // fall through
     case itos:    // fall through