diff --git a/cmd/root.go b/cmd/root.go
index e69ab5c..976059b 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -105,8 +105,13 @@ var RootCmd = &cobra.Command{
 		}
 		index, zipPath := handleArgs(input, version, serverDir, host)
 
+		zipPath, err := filepath.Abs(zipPath)
+		if err != nil {
+			log.Fatalln(err)
+		}
+
 		fmt.Printf("Installing %q from %q to %q\n", index.Name, zipPath, serverDir)
-		err := os.MkdirAll(serverDir, 0755)
+		err = os.MkdirAll(serverDir, 0755)
 		if err != nil {
 			log.Fatalln(err)
 		}
diff --git a/cmd/update.go b/cmd/update.go
index 00a7dfb..9c31d83 100644
--- a/cmd/update.go
+++ b/cmd/update.go
@@ -6,6 +6,7 @@ import (
 	"github.com/nothub/mrpack-install/update/packstate"
 	"github.com/spf13/cobra"
 	"log"
+	"path/filepath"
 )
 
 var (
@@ -60,6 +61,11 @@ var updateCmd = &cobra.Command{
 
 		index, zipPath := handleArgs(state.Slug, version, serverDir, host)
 
+		zipPath, err = filepath.Abs(zipPath)
+		if err != nil {
+			log.Fatalln(err)
+		}
+
 		update.Cmd(serverDir, dlThreads, dlRetries, index, zipPath, state)
 	},
 }