diff --git a/.igloo/igloo.ini b/.igloo/igloo.ini
index ac68abf..6e535b6 100644
--- a/.igloo/igloo.ini
+++ b/.igloo/igloo.ini
@@ -5,7 +5,7 @@ name  = igloo-igloo
 
 ; Packages to install in the container
 [packages]
-install = golang, make, git, gcc, libc6-dev
+install = golang, make, git, gcc, libc6-dev, vim
 
 ; Host directory mounts
 [mounts]
diff --git a/cmd/enter.go b/cmd/enter.go
index 565f73d..cfccf13 100644
--- a/cmd/enter.go
+++ b/cmd/enter.go
@@ -72,6 +72,14 @@ func runEnter() error {
 					fmt.Println(styles.Warning(fmt.Sprintf("Could not update config hash: %v", err)))
 				}
 			}
+		} else if currentHash != "" {
+			// No stored hash yet (first run with existing container) - store it now
+			storedHash, _ := config.GetStoredHash(cfg.Container.Name)
+			if storedHash == "" {
+				if err := config.StoreHash(cfg.Container.Name, currentHash); err != nil {
+					fmt.Println(styles.Warning(fmt.Sprintf("Could not store config hash: %v", err)))
+				}
+			}
 		}
 	}