diff --git a/addresses/taiko_hekla/BTCUSDT.txt b/addresses/taiko_hekla/BTCUSDT.txt
new file mode 100644
index 0000000..5bef87a
--- /dev/null
+++ b/addresses/taiko_hekla/BTCUSDT.txt
@@ -0,0 +1 @@
+0x5b5dcfe026c79e1dd6adc6f62cb569276e661cd6
\ No newline at end of file
diff --git a/addresses/taiko_hekla/ETHBTC.txt b/addresses/taiko_hekla/ETHBTC.txt
new file mode 100644
index 0000000..357eb34
--- /dev/null
+++ b/addresses/taiko_hekla/ETHBTC.txt
@@ -0,0 +1 @@
+0x97aa753ab5a4ed8a7bf92aaebf3e9b6c944f5933
\ No newline at end of file
diff --git a/addresses/taiko_hekla/ETHUSDC.txt b/addresses/taiko_hekla/ETHUSDC.txt
new file mode 100644
index 0000000..27ba02e
--- /dev/null
+++ b/addresses/taiko_hekla/ETHUSDC.txt
@@ -0,0 +1 @@
+0xa1623790f862172737d4704356b2bb72d42d938b
\ No newline at end of file
diff --git a/addresses/taiko_hekla/ETHUSDT.txt b/addresses/taiko_hekla/ETHUSDT.txt
new file mode 100644
index 0000000..fc3c9f6
--- /dev/null
+++ b/addresses/taiko_hekla/ETHUSDT.txt
@@ -0,0 +1 @@
+0x070523f40c310356932d579a7b331116911fc0ad
\ No newline at end of file
diff --git a/addresses/taiko_hekla/SOLUSDT.txt b/addresses/taiko_hekla/SOLUSDT.txt
new file mode 100644
index 0000000..0430e5b
--- /dev/null
+++ b/addresses/taiko_hekla/SOLUSDT.txt
@@ -0,0 +1 @@
+0x24d4a3d296a71ee701b9aad80979e4b23207739d
\ No newline at end of file
diff --git a/addresses/taiko_hekla/TRUMPUSDC.txt b/addresses/taiko_hekla/TRUMPUSDC.txt
new file mode 100644
index 0000000..478ec78
--- /dev/null
+++ b/addresses/taiko_hekla/TRUMPUSDC.txt
@@ -0,0 +1 @@
+0x301b63427d74dccabcba68d97e8e30d0c8ba1dcc
\ No newline at end of file
diff --git a/addresses/taiko_hekla/TRUMPUSDT.txt b/addresses/taiko_hekla/TRUMPUSDT.txt
new file mode 100644
index 0000000..275193b
--- /dev/null
+++ b/addresses/taiko_hekla/TRUMPUSDT.txt
@@ -0,0 +1 @@
+0x9d06313ca88c0422a640b248b27e19a0c3bee8db
\ No newline at end of file
diff --git a/addresses/taiko_hekla/feeder.txt b/addresses/taiko_hekla/feeder.txt
new file mode 100644
index 0000000..ca7e73f
--- /dev/null
+++ b/addresses/taiko_hekla/feeder.txt
@@ -0,0 +1 @@
+0xc097229F21Fcc8312f3402d34A9e649e48B98f7d
\ No newline at end of file
diff --git a/contracts/DataFeedFeeder.sol b/contracts/DataFeedFeeder.sol
index a77565a..5108b98 100644
--- a/contracts/DataFeedFeeder.sol
+++ b/contracts/DataFeedFeeder.sol
@@ -14,7 +14,8 @@
 //
 // SPDX-License-Identifier: Apache-2.0
 
-pragma solidity ^0.8.20;
+// taiko does not support MCOPY opcode
+pragma solidity 0.8.20;
 
 import {IAutomataDcapAttestationFee} from "./IAutomataDcapAttestationFee.sol";
 import "./DataFeedStorage.sol";