diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 786ff67..e69c4b8 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -14,7 +14,7 @@ jobs:
       - uses: DeterminateSystems/magic-nix-cache-action@main
       - uses: actions/setup-go@v5
         with:
-          go-version: "1.22"
+          go-version: "1.20"
           check-latest: true
       - name: run lint
         run: nix develop -c make lint
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 4e102fc..4af9022 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -13,7 +13,7 @@ jobs:
       - uses: DeterminateSystems/magic-nix-cache-action@main
       - uses: actions/setup-go@v5
         with:
-          go-version: "1.22"
+          go-version: "1.20"
           check-latest: true
           cache: true
           cache-dependency-path: store/go.sum
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 19ac5bd..fa75ee0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,10 +1,16 @@
 # Changelog
 
+## [v1.0.2] - 2024-02-26
+
+* Downgrade Go version in go.mod to 1.19
+
+## [v1.0.1] - 2024-02-25
+
 ## [v1.0.0] - 2023-05-25
 
 > Note this repository was forked from [github.com/tendermint/tm-db](https://github.com/tendermint/tm-db). Minor modifications were made after the fork to better support the Cosmos SDK. Notably, this repo removes badger, boltdb and cleveldb.
 
-- added bloom filter:  <https://github.com/cosmos/cosmos-db/pull/42/files>
-- Removed Badger & Boltdb
-- Add `NewBatchWithSize` to `DB` interface: <https://github.com/cosmos/cosmos-db/pull/64>
-- Add `NewRocksDBWithRaw` to support different rocksdb open mode (read-only, secondary-standby).
+* added bloom filter:  <https://github.com/cosmos/cosmos-db/pull/42/files>
+* Removed Badger & Boltdb
+* Add `NewBatchWithSize` to `DB` interface: <https://github.com/cosmos/cosmos-db/pull/64>
+* Add `NewRocksDBWithRaw` to support different rocksdb open mode (read-only, secondary-standby).
diff --git a/flake.lock b/flake.lock
index e9e1242..b9479b6 100644
--- a/flake.lock
+++ b/flake.lock
@@ -59,11 +59,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1708717151,
-        "narHash": "sha256-RNzshSpRlJd7Ibe+GZHeu464TMK0m6oWxJQe65DPA8s=",
+        "lastModified": 1708939921,
+        "narHash": "sha256-lUPEqED/qB7Z7QiX542055zH17e3tzt+1+UsvPCAhoY=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "535e77d73023b4fe1c492559d62e3e0d06365850",
+        "rev": "bfa86752190cd87271f76daffb8c7e031f0d1423",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index fa708f8..abae8ef 100644
--- a/flake.nix
+++ b/flake.nix
@@ -39,7 +39,7 @@
           devShells = rec {
             default = with pkgs; mkShell {
               buildInputs = [
-                go_1_22 # Use Go 1.22 version
+                go_1_20 # Use Go 1.20 version
                 rocksdb
               ];
             };
diff --git a/go.mod b/go.mod
index 14216f8..75592a5 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/cosmos/cosmos-db
 
-go 1.22
+go 1.19
 
 require (
 	github.com/cockroachdb/pebble v1.1.0