diff --git a/Project.toml b/Project.toml
index 2b6925fb5..285904f32 100644
--- a/Project.toml
+++ b/Project.toml
@@ -29,7 +29,7 @@ CarlemanLinearization = "0.3 - 0.4"
 CommonSolve = "0.2"
 ExprTools = "0.1"
 HybridSystems = "0.4"
-IntervalArithmetic = "0.16 - 0.20, =0.20.9"  # new versions require updates and are incompatible with dependencies
+IntervalArithmetic = "0.16 - 0.20, =0.20.9"
 IntervalMatrices = "0.11"
 LazySets = "2.14, 3, 4"
 LinearAlgebra = "<0.0.1, 1.6"
@@ -44,5 +44,5 @@ SparseArrays = "<0.0.1, 1.6"
 StaticArrays = "0.12, 1"
 TaylorIntegration = "0.15 - 0.16"
 TaylorModels = "0.7 - 0.8"
-TaylorSeries = "0.17 - 0.18"
+TaylorSeries = "0.17 - 0.18, 0.20"
 julia = "1.6"