diff --git a/schala-lang/language/Cargo.toml b/schala-lang/language/Cargo.toml
index 33cc807..cba92f2 100644
--- a/schala-lang/language/Cargo.toml
+++ b/schala-lang/language/Cargo.toml
@@ -5,11 +5,11 @@ authors = ["greg <greg.shuflin@protonmail.com>"]
 edition = "2018"
 
 [dependencies]
-itertools = "0.5.8"
-take_mut = "0.1.3"
-maplit = "*"
-lazy_static = "0.2.8"
-failure = "0.1.2"
+itertools = "0.8.0"
+take_mut = "0.2.2"
+maplit = "1.0.1"
+lazy_static = "1.3.0"
+failure = "0.1.5"
 ena = "0.11.0"
 stopwatch = "0.0.7"