diff --git a/main.go b/main.go
index fc02b88..cf0f9f5 100644
--- a/main.go
+++ b/main.go
@@ -110,7 +110,14 @@ func addCmd(args []string) error {
 		return errors.New("missing path")
 	}
 
-	absPath, err := filepath.Abs(args[0])
+	argPath := args[0]
+	if !filepath.IsAbs(argPath) {
+		if cwd := os.Getenv("SIGIL_CWD"); cwd != "" {
+			argPath = filepath.Join(cwd, argPath)
+		}
+	}
+
+	absPath, err := filepath.Abs(argPath)
 	if err != nil {
 		return err
 	}