diff --git a/src/aeb_fate_generate_ops.erl b/src/aeb_fate_generate_ops.erl
index 5ea912b..6594cce 100644
--- a/src/aeb_fate_generate_ops.erl
+++ b/src/aeb_fate_generate_ops.erl
@@ -243,8 +243,8 @@ ops_defs() ->
     , { 'BSR',                 16#b0,  false,    true,   true,   ?GAS(10),    [a, a, a],        bin_sr,          {integer, integer}, integer, "Arg0 := Arg1 >> Arg2"}
 
     , { 'DBGLOC',              16#b1,  false,    true,   true,    ?GAS(0),    [a, a, a],        dbgloc,  {string, integer, integer},    none, "Arg" }
-    , { 'DBGDEF',              16#b2,  false,    true,   true,    ?GAS(0),       [a, a],        dbgdef,             {string, tuple},    none, "Arg" }
-    , { 'DBGUNDEF',            16#b3,  false,    true,   true,    ?GAS(0),       [a, a],      dbgundef,             {string, tuple},    none, "Arg" }
+    , { 'DBGDEF',              16#b2,  false,    true,   true,    ?GAS(0),       [a, a],        dbgdef,               {string, any},    none, "Arg" }
+    , { 'DBGUNDEF',            16#b3,  false,    true,   true,    ?GAS(0),       [a, a],      dbgundef,               {string, any},    none, "Arg" }
 
     , { 'DEACTIVATE',          16#fa,  false,    true,   true,   ?GAS(10), [],           deactivate,                                  {},    none, "Mark the current contract for deactivation."}
     , { 'ABORT',               16#fb,   true,    true,   true,   ?GAS(10), [a],               abort,                            {string},    none, "Abort execution (dont use all gas) with error message in Arg0."}