diff --git a/Project.toml b/Project.toml
index 364c8be5d..dc5c8d317 100644
--- a/Project.toml
+++ b/Project.toml
@@ -38,8 +38,8 @@ HTTP = "1, 2.0"
 InteractiveUtils = "1.10"
 JSON = "1"
 Markdown = "1.10"
-MultiScaleTreeGraph = "0.15.1"
-PlantMeteo = "0.8.2"
+MultiScaleTreeGraph = "0.15.1, 0.16"
+PlantMeteo = "0.8.2, 0.9"
 Random = "1.10"
 SHA = "0.7.0"
 Statistics = "1.10"