diff --git a/Project.toml b/Project.toml
index 28657c0..84eb11b 100644
--- a/Project.toml
+++ b/Project.toml
@@ -55,6 +55,7 @@ CSV = "0.7, 0.8, 0.9.11"
 DataFrames = "0.20, 0.21, 0.22, 0.23, 0.24, 1, 1.1"
 EchelleInstruments = ">=0.2.5"
 FileIO = "1.4"
+Glob = "1"
 JLD2 = "0.4"
 LsqFit = "0.12"
 MD5 = "0.2"