diff --git a/cmd/create.go b/cmd/create.go
index 31629b0..fd4c213 100644
--- a/cmd/create.go
+++ b/cmd/create.go
@@ -32,11 +32,8 @@ var createCmd = &cobra.Command{
 				return
 			}
 
-			project := envy.Get("envy.project").(string)
-			if project == "" {
-				utils.ErrPrint("Project name is empty. envy.toml file might have been modified.")
-				return
-			}
+			project, err := utils.GetKey(envy, "envy.project")
+			utils.StopIfErr(err)
 
 			dbProject, err := utils.GetProject(project)
 			if err != nil {
diff --git a/cmd/list.go b/cmd/list.go
index d6a49d1..5356bfc 100644
--- a/cmd/list.go
+++ b/cmd/list.go
@@ -19,9 +19,14 @@ var listCmd = &cobra.Command{
 			return
 		}
 
-		project := envy.Get("envy.project").(string)
-		pinned := envy.Get("envy.env").(string)
-		current := envy.Get("envy.current").(string)
+		project, err := utils.GetKey(envy, "envy.project")
+		utils.StopIfErr(err)
+
+		pinned, err := utils.GetKey(envy, "envy.pinned")
+		utils.StopIfErr(err)
+
+		current, err := utils.GetKey(envy, "envy.current")
+		utils.StopIfErr(err)
 
 		if project == "" {
 			utils.ErrPrint("Project name is empty. envy.toml file might have been modified.")
diff --git a/cmd/pin.go b/cmd/pin.go
index 2c53aaf..9c6ed2b 100644
--- a/cmd/pin.go
+++ b/cmd/pin.go
@@ -27,7 +27,8 @@ var pinCmd = &cobra.Command{
 		envy, err := utils.GetEnvy()
 		utils.StopIfErr(err)
 
-		project := envy.Get("envy.project").(string)
+		project, err := utils.GetKey(envy, "envy.project")
+		utils.StopIfErr(err)
 
 		dbProject, err := utils.GetProject(project)
 		utils.StopIfErr(err)
diff --git a/cmd/switch.go b/cmd/switch.go
index fd382fa..fb34ab6 100644
--- a/cmd/switch.go
+++ b/cmd/switch.go
@@ -23,8 +23,11 @@ var switchCmd = &cobra.Command{
 		envy, err := utils.GetEnvy()
 		utils.StopIfErr(err)
 
-		project := envy.Get("envy.project").(string)
-		current := envy.Get("envy.current").(string)
+		project, err := utils.GetKey(envy, "envy.project")
+		utils.StopIfErr(err)
+
+		current, err := utils.GetKey(envy, "envy.current")
+		utils.StopIfErr(err)
 
 		dbProject, err := utils.GetProject(project)
 		utils.StopIfErr(err)
diff --git a/cmd/update.go b/cmd/update.go
new file mode 100644
index 0000000..b315677
--- /dev/null
+++ b/cmd/update.go
@@ -0,0 +1,62 @@
+package cmd
+
+import (
+	"envy/cmd/utils"
+	"fmt"
+	"os"
+	"path"
+
+	"github.com/spf13/cobra"
+)
+
+// updateCmd represents the update command
+var updateCmd = &cobra.Command{
+	Use:   "update",
+	Short: "Update the current environment data with the new one",
+	Run: func(cmd *cobra.Command, args []string) {
+		envy, err := utils.GetEnvy()
+		utils.StopIfErr(err)
+
+		project, err := utils.GetKey(envy, "envy.project")
+		utils.StopIfErr(err)
+
+		current, err := utils.GetKey(envy, "envy.current")
+		utils.StopIfErr(err)
+
+		projectDb, err := utils.GetProject(project)
+		utils.StopIfErr(err)
+
+		currentDb, err := utils.GetEnvironment(projectDb.ID, current)
+		utils.StopIfErr(err)
+
+		cwd, err := os.Getwd()
+		utils.StopIfErr(err)
+
+		env, err := os.ReadFile(path.Join(cwd, ".env"))
+		utils.StopIfErr(err)
+
+		if currentDb.Data == utils.ParseEnv(string(env)) {
+			utils.ErrPrint("No changes found to update.")
+			return
+		}
+
+		result := utils.DB.Model(&currentDb).Update("data", utils.ParseEnv(string(env)))
+		utils.StopIfErr(result.Error)
+
+		fmt.Printf("Updated data for environment %s.\n", current)
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(updateCmd)
+
+	// Here you will define your flags and configuration settings.
+
+	// Cobra supports Persistent Flags which will work for this command
+	// and all subcommands, e.g.:
+	// updateCmd.PersistentFlags().String("foo", "", "A help for foo")
+
+	// Cobra supports local flags which will only run when this command
+	// is called directly, e.g.:
+	// updateCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
+}
diff --git a/cmd/utils/other.go b/cmd/utils/other.go
index af3fdde..2b80fa7 100644
--- a/cmd/utils/other.go
+++ b/cmd/utils/other.go
@@ -44,6 +44,18 @@ func GetEnvy() (*toml.Tree, error) {
 	}
 }
 
+func GetKey(t *toml.Tree, key string) (string, error) {
+	v := t.Get(key)
+	if v == nil {
+		return "", fmt.Errorf("key %v not found", v)
+	}
+	s, ok := v.(string)
+	if !ok {
+		return "", fmt.Errorf("key %q is %T, expected string", key, v)
+	}
+	return s, nil
+}
+
 func WriteEnvy(tree *toml.Tree) error {
 	data, err := tree.Marshal()
 	if err != nil {