diff --git a/Project.toml b/Project.toml
index be365fdbe6..6ee9e33ceb 100644
--- a/Project.toml
+++ b/Project.toml
@@ -21,10 +21,10 @@ Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 
 [compat]
 BenchmarkTools = "1"
-CodecBzip2 = "~0.6, 0.7, 0.8"
-CodecZlib = "~0.6, 0.7"
+CodecBzip2 = "0.6, 0.7, 0.8"
+CodecZlib = "0.6, 0.7"
 DataStructures = "0.18"
-ForwardDiff = "0.5, 0.6, 0.7, 0.8, 0.9, 0.10"
+ForwardDiff = "0.10, 1"
 JSON3 = "1"
 JSONSchema = "1"
 LinearAlgebra = "<0.0.1, 1.6"