diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index ff9f72c16038..b953a65ac1f7 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -855,7 +855,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-go@v5
         with:
-          go-version: "1.20"
+          go-version: "1.21"
           check-latest: true
           cache: true
           cache-dependency-path: log/go.sum
diff --git a/log/CHANGELOG.md b/log/CHANGELOG.md
index f3ddac1f50b8..533ee90be555 100644
--- a/log/CHANGELOG.md
+++ b/log/CHANGELOG.md
@@ -22,10 +22,11 @@ Each entry must include the Github issue reference in the following format:
 
 ## [Unreleased]
 
-### Improvements
+## [v1.5.0](https://github.com/cosmos/cosmos-sdk/releases/tag/log/v1.4.1) - 2024-11-07
 
-* [#22233](https://github.com/cosmos/cosmos-sdk/pull/22233) Use sonic json library for faster json handling
-* [#22347](https://github.com/cosmos/cosmos-sdk/pull/22347) Add cosmossdk.io/log/slog to allow using a standard library log/slog-backed logger.
+* [#22466](https://github.com/cosmos/cosmos-sdk/pull/22466) Disable coloring in testing logger.
+* [#22233](https://github.com/cosmos/cosmos-sdk/pull/22233) Use sonic json library for faster json handling.
+* [#22347](https://github.com/cosmos/cosmos-sdk/pull/22347) Add `cosmossdk.io/log/slog` to allow using a standard library log/slog-backed logger. This required to bump the minimum go version of `cosmossdk.io/log` to 1.21.
 
 ## [v1.4.1](https://github.com/cosmos/cosmos-sdk/releases/tag/log/v1.4.1) - 2024-08-16
 
diff --git a/log/go.mod b/log/go.mod
index 292e5d973e6f..abaf6ec03577 100644
--- a/log/go.mod
+++ b/log/go.mod
@@ -1,6 +1,6 @@
 module cosmossdk.io/log
 
-go 1.20
+go 1.21
 
 require (
 	github.com/bytedance/sonic v1.12.3
diff --git a/log/testing.go b/log/testing.go
index f31f6e5182f4..0e82eced62ba 100644
--- a/log/testing.go
+++ b/log/testing.go
@@ -1,6 +1,10 @@
 package log
 
-import "github.com/rs/zerolog"
+import (
+	"time"
+
+	"github.com/rs/zerolog"
+)
 
 // TestingT is the interface required for logging in tests.
 // It is a subset of testing.T to avoid a direct dependency on the testing package.
@@ -39,15 +43,18 @@ func NewTestLoggerError(t TestingT) Logger {
 }
 
 func newTestLogger(t TestingT, lvl zerolog.Level) Logger {
-	cw := zerolog.NewConsoleWriter()
-	cw.Out = zerolog.TestWriter{
-		T: t,
-		// Normally one would use zerolog.ConsoleTestWriter
-		// to set the option on NewConsoleWriter,
-		// but the zerolog source for that is hardcoded to Frame=6.
-		// With Frame=6, all source locations are printed as "logger.go",
-		// but Frame=7 prints correct source locations.
-		Frame: 7,
+	cw := zerolog.ConsoleWriter{
+		NoColor:    true,
+		TimeFormat: time.Kitchen,
+		Out: zerolog.TestWriter{
+			T: t,
+			// Normally one would use zerolog.ConsoleTestWriter
+			// to set the option on NewConsoleWriter,
+			// but the zerolog source for that is hardcoded to Frame=6.
+			// With Frame=6, all source locations are printed as "logger.go",
+			// but Frame=7 prints correct source locations.
+			Frame: 7,
+		},
 	}
 	return NewCustomLogger(zerolog.New(cw).Level(lvl))
 }