diff --git a/go.mod b/go.mod
index da980495..a2343cd7 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/onflow/flow-emulator
 go 1.25.1
 
 require (
-	github.com/btcsuite/btcd/chaincfg/chainhash v1.0.2
+	github.com/btcsuite/btcd/chaincfg/chainhash v1.2.0
 	github.com/fxamacker/cbor/v2 v2.9.2-0.20260331174317-a78e92ec038e
 	github.com/go-redis/redis/v8 v8.11.5
 	github.com/google/go-dap v0.11.0
diff --git a/go.sum b/go.sum
index b0e47227..5bd49cc2 100644
--- a/go.sum
+++ b/go.sum
@@ -126,8 +126,8 @@ github.com/bits-and-blooms/bitset v1.24.4 h1:95H15Og1clikBrKr/DuzMXkQzECs1M6hhoG
 github.com/bits-and-blooms/bitset v1.24.4/go.mod h1:7hO7Gc7Pp1vODcmWvKMRA9BNmbv6a/7QIWpPxHddWR8=
 github.com/btcsuite/btcd/btcec/v2 v2.3.4 h1:3EJjcN70HCu/mwqlUsGK8GcNVyLVxFDlWurTXGPFfiQ=
 github.com/btcsuite/btcd/btcec/v2 v2.3.4/go.mod h1:zYzJ8etWJQIv1Ogk7OzpWjowwOdXY1W/17j2MW85J04=
-github.com/btcsuite/btcd/chaincfg/chainhash v1.0.2 h1:KdUfX2zKommPRa+PD0sWZUyXe9w277ABlgELO7H04IM=
-github.com/btcsuite/btcd/chaincfg/chainhash v1.0.2/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
+github.com/btcsuite/btcd/chaincfg/chainhash v1.2.0 h1:yMIg99+4aBvqfl/HzJRKfxTX9rGfikoI9uvFzterhc8=
+github.com/btcsuite/btcd/chaincfg/chainhash v1.2.0/go.mod h1:Y72Ren9gfhlEvnwnT78BGcSNO2UMphTKLn9AorF+5rg=
 github.com/bytedance/sonic v1.11.5 h1:G00FYjjqll5iQ1PYXynbg/hyzqBqavH8Mo9/oTopd9k=
 github.com/bytedance/sonic v1.11.5/go.mod h1:X2PC2giUdj/Cv2lliWFLk6c/DUQok5rViJSemeB0wDw=
 github.com/bytedance/sonic/loader v0.1.0 h1:skjHJ2Bi9ibbq3Dwzh1w42MQ7wZJrXmEZr/uqUn3f0Q=