diff --git a/bin/backtask/config/nets/42161/contract.json b/bin/backtask/config/nets/42161/contract.json
new file mode 120000
index 00000000..b4c7c4ea
--- /dev/null
+++ b/bin/backtask/config/nets/42161/contract.json
@@ -0,0 +1 @@
+../../../../../third_party/contracts-imtbl/out/arb_sepolia_dev.json
\ No newline at end of file
diff --git a/bin/backtask/config/nets/97/contract.json b/bin/backtask/config/nets/97/contract.json
new file mode 120000
index 00000000..21a61309
--- /dev/null
+++ b/bin/backtask/config/nets/97/contract.json
@@ -0,0 +1 @@
+../../../../../third_party/contracts-imtbl/out/bsc_test_dev.json
\ No newline at end of file