diff --git a/crypto/fift/lib/Asm.fif b/crypto/fift/lib/Asm.fif
index a0bfe642..0a4c7074 100644
--- a/crypto/fift/lib/Asm.fif
+++ b/crypto/fift/lib/Asm.fif
@@ -1275,7 +1275,7 @@ x{F4BF} @Defop DICTUGETEXECZ
 
 x{F800} @Defop ACCEPT
 x{F801} @Defop SETGASLIMIT
-x{F806} @Defop GASCONSUMED
+x{F807} @Defop GASCONSUMED
 x{F80F} @Defop COMMIT
 
 x{F810} @Defop RANDU256
diff --git a/crypto/vm/tonops.cpp b/crypto/vm/tonops.cpp
index f491d252..d150f30b 100644
--- a/crypto/vm/tonops.cpp
+++ b/crypto/vm/tonops.cpp
@@ -101,7 +101,7 @@ void register_basic_gas_ops(OpcodeTable& cp0) {
   using namespace std::placeholders;
   cp0.insert(OpcodeInstr::mksimple(0xf800, 16, "ACCEPT", exec_accept))
       .insert(OpcodeInstr::mksimple(0xf801, 16, "SETGASLIMIT", exec_set_gas_limit))
-      .insert(OpcodeInstr::mksimple(0xf806, 16, "GASCONSUMED", exec_gas_consumed)->require_version(4))
+      .insert(OpcodeInstr::mksimple(0xf807, 16, "GASCONSUMED", exec_gas_consumed)->require_version(4))
       .insert(OpcodeInstr::mksimple(0xf80f, 16, "COMMIT", exec_commit));
 }