diff --git a/toolkit/tools/pkg/imagecustomizerlib/customizepackages.go b/toolkit/tools/pkg/imagecustomizerlib/customizepackages.go
index 63466ba5422..3673c1dd7b2 100644
--- a/toolkit/tools/pkg/imagecustomizerlib/customizepackages.go
+++ b/toolkit/tools/pkg/imagecustomizerlib/customizepackages.go
@@ -82,6 +82,13 @@ func addRemoveAndUpdatePackages(buildDir string, baseConfigPath string, config *
 		}
 	}
 
+	if needRpmsSources {
+		err = cleanTdnfCache(imageChroot)
+		if err != nil {
+			return err
+		}
+	}
+
 	return nil
 }
 
@@ -224,3 +231,21 @@ func isPackageInstalled(imageChroot *safechroot.Chroot, packageName string) bool
 	}
 	return true
 }
+
+func cleanTdnfCache(imageChroot *safechroot.Chroot) error {
+	logger.Log.Infof("Cleaning up RPM cache")
+	// Run all cleanup tasks inside the chroot environment
+	return imageChroot.UnsafeRun(func() error {
+		tdnfArgs := []string{
+			"-v", "clean", "all",
+		}
+		err := shell.NewExecBuilder("tdnf", tdnfArgs...).
+			LogLevel(logrus.TraceLevel, logrus.DebugLevel).
+			ErrorStderrLines(1).
+			Execute()
+		if err != nil {
+			return fmt.Errorf("Failed to clean tdnf cache: %w", err)
+		}
+		return nil
+	})
+}
diff --git a/toolkit/tools/pkg/imagecustomizerlib/customizepackages_test.go b/toolkit/tools/pkg/imagecustomizerlib/customizepackages_test.go
index 4b27103ed8c..1770413a7c9 100644
--- a/toolkit/tools/pkg/imagecustomizerlib/customizepackages_test.go
+++ b/toolkit/tools/pkg/imagecustomizerlib/customizepackages_test.go
@@ -5,6 +5,7 @@ package imagecustomizerlib
 
 import (
 	"fmt"
+	"io/fs"
 	"os"
 	"path/filepath"
 	"strings"
@@ -185,6 +186,9 @@ func TestCustomizeImagePackagesUpdate(t *testing.T) {
 	}
 	defer imageConnection.Close()
 
+	// Ensure tdnf cache was cleaned.
+	ensureTdnfCacheCleanup(t, imageConnection, "/var/cache/tdnf")
+
 	// Ensure packages were installed.
 	ensureFilesExist(t, imageConnection,
 		"/usr/bin/jq",
@@ -211,3 +215,33 @@ func TestCustomizeImagePackagesDiskSpace(t *testing.T) {
 	assert.ErrorContains(t, err, "failed to customize raw image")
 	assert.ErrorContains(t, err, "failed to install package (gcc)")
 }
+
+func ensureTdnfCacheCleanup(t *testing.T, imageConnection *ImageConnection, dirPath string) {
+	// Array to capture all the files of the provided root directory
+	var existingFiles []string
+
+	// Start the directory walk from the initial dirPath and collect all existing files
+	fullPath := filepath.Join(imageConnection.Chroot().RootDir(), dirPath)
+	err := filepath.WalkDir(fullPath, func(path string, d fs.DirEntry, err error) error {
+		if err != nil {
+			return fmt.Errorf("Failed to access path (%s): %w", path, err)
+		}
+		// Ignore files in the local-repo folder if the base image version is 2.0
+		if !(strings.Contains(path, "local-repo") && baseImageVersionDefault == "2.0") {
+			fileInfo, err := os.Stat(path)
+			if err != nil {
+				return fmt.Errorf("failed to get file info for %s: %w", path, err)
+			}
+			if !fileInfo.IsDir() {
+				// Append the file to the existingFiles array
+				existingFiles = append(existingFiles, path)
+			}
+		}
+		return nil
+	})
+
+	assert.NoError(t, err)
+
+	// Ensure the cache has been cleaned up
+	assert.Equal(t, 0, len(existingFiles), "Expected no file data in cache, but got %d files", len(existingFiles))
+}