diff --git a/include/aeb_opcodes.hrl b/include/aeb_opcodes.hrl
index c21bf39..8d04333 100644
--- a/include/aeb_opcodes.hrl
+++ b/include/aeb_opcodes.hrl
@@ -143,6 +143,8 @@
 -define(         'RETURN', 16#f3).
 -define(   'DELEGATECALL', 16#f4).
 
+-define(         'DBGLOC', 16#b1).
+
 -define(     'STATICCALL', 16#fa).
 
 -define(         'REVERT', 16#fd).
diff --git a/src/aeb_fate_generate_ops.erl b/src/aeb_fate_generate_ops.erl
index 220fef1..5f5f416 100644
--- a/src/aeb_fate_generate_ops.erl
+++ b/src/aeb_fate_generate_ops.erl
@@ -242,6 +242,8 @@ ops_defs() ->
     , { 'BSL',                 16#af,  false,    true,   true,   ?GAS(10),    [a, a, a],        bin_sl,          {integer, integer}, integer, "Arg0 := Arg1 << Arg2"}
     , { '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" }
+
     , { '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."}
     , { 'EXIT',                16#fc,   true,    true,   true,   ?GAS(10), [a],                exit,                            {string},    none, "Abort execution (use upp all gas) with error message in Arg0."}
diff --git a/src/aeb_opcodes.erl b/src/aeb_opcodes.erl
index 4422bae..8e83b87 100644
--- a/src/aeb_opcodes.erl
+++ b/src/aeb_opcodes.erl
@@ -162,6 +162,7 @@ opcode(?DELEGATECALL)   -> ?DELEGATECALL;
 opcode(?STATICCALL)     -> ?STATICCALL; %% TODO
 opcode(?REVERT)         -> ?REVERT;
 opcode({comment,X})     -> ?COMMENT(X);
+opcode(?DBGLOC)         -> ?DBGLOC;
 opcode(?SUICIDE)        -> ?SUICIDE.
 
 
@@ -303,6 +304,7 @@ mnemonic(?DELEGATECALL)   -> 'DELEGATECALL'   ;
 mnemonic(?STATICCALL)     -> 'STATICCALL'     ;
 mnemonic(?REVERT)         -> 'REVERT'         ;
 mnemonic({comment,_})     -> 'COMMENT'        ;
+mnemonic(?DBGLOC)         -> 'DBGLOC'         ;
 mnemonic(?SUICIDE)        -> 'SUICIDE'        .
 
 
@@ -446,6 +448,7 @@ m_to_op('STATICCALL')     -> ?STATICCALL     ;
 m_to_op('REVERT')         -> ?REVERT         ;
 m_to_op('COMMENT')        -> ?COMMENT("")    ;
 m_to_op('SUICIDE')        -> ?SUICIDE        ;
+m_to_op('DBGLOC')         -> ?DBGLOC         ;
 m_to_op(Data) when 0=<Data, Data=<255
                           -> Data            .