diff --git a/.github/workflows/benchmarks.yml b/.github/workflows/benchmarks.yml
index fad5a91a3..42eecd863 100644
--- a/.github/workflows/benchmarks.yml
+++ b/.github/workflows/benchmarks.yml
@@ -14,6 +14,6 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v5
         with:
-          go-version: '1.20' # The Go version to download (if necessary) and use.
+          go-version: '1.23' # The Go version to download (if necessary) and use.
       - name: run benchmarks
         run: make bench
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index fd437a474..0691820c6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,7 +12,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v5
         with:
-          go-version: "1.21" # The Go version to download (if necessary) and use.
+          go-version: "1.23" # The Go version to download (if necessary) and use.
 
         # Some tests, notably TestRandomOperations, are extremely slow in CI
         # with the race detector enabled, so we use -short when -race is
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index b74e8c6ae..d59d36dba 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -15,7 +15,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v5
         with:
-          go-version: "^1.20.0"
+          go-version: "1.23"
       - name: golangci-lint
         uses: golangci/golangci-lint-action@v6
         with:
diff --git a/go.mod b/go.mod
index dcb9919df..98d3fa914 100644
--- a/go.mod
+++ b/go.mod
@@ -1,9 +1,11 @@
 module github.com/cosmos/iavl
 
-go 1.21
+go 1.23
+
+toolchain go1.23.1
 
 require (
-	cosmossdk.io/core v0.12.1-0.20240813134434-072a29c838a5
+	cosmossdk.io/core v1.0.0-alpha.3
 	github.com/cosmos/ics23/go v0.11.0
 	github.com/emicklei/dot v1.6.2
 	github.com/gogo/protobuf v1.3.2
diff --git a/go.sum b/go.sum
index af2579f23..7e96ee787 100644
--- a/go.sum
+++ b/go.sum
@@ -1,5 +1,5 @@
-cosmossdk.io/core v0.12.1-0.20240813134434-072a29c838a5 h1:aIfrfJUronk2qHPH4N7M5nGzijdSWkRwHHqqPGnQBrk=
-cosmossdk.io/core v0.12.1-0.20240813134434-072a29c838a5/go.mod h1:B8JQN1vmGCPSVFlmRb/22n1T736P4C2qfEsrSKDX1iM=
+cosmossdk.io/core v1.0.0-alpha.3 h1:pnxaYAas7llXgVz1lM7X6De74nWrhNKnB3yMKe4OUUA=
+cosmossdk.io/core v1.0.0-alpha.3/go.mod h1:3u9cWq1FAVtiiCrDPpo4LhR+9V6k/ycSG4/Y/tREWCY=
 github.com/cosmos/gogoproto v1.7.0 h1:79USr0oyXAbxg3rspGh/m4SWNyoz/GLaAh0QlCe2fro=
 github.com/cosmos/gogoproto v1.7.0/go.mod h1:yWChEv5IUEYURQasfyBW5ffkMHR/90hiHgbNgrtp4j0=
 github.com/cosmos/ics23/go v0.11.0 h1:jk5skjT0TqX5e5QJbEnwXIS2yI2vnmLOgpQPeM5RtnU=