diff --git a/Project.toml b/Project.toml
index bf85c9a9..d4674084 100644
--- a/Project.toml
+++ b/Project.toml
@@ -30,8 +30,8 @@ BSeriesSymbolicsExt = "Symbolics"
 Combinatorics = "1"
 Latexify = "0.15, 0.16"
 LinearAlgebra = "1"
-OrderedCollections = "1"
-Polynomials = "2.0.23, 3 - 3.2.8, 3.2.10"
+OrderedCollections = "1, 2.0"
+Polynomials = "2.0.23, 3 - 3.2.8, 3.2.10, 4.1"
 Reexport = "1"
 Requires = "1"
 RootedTrees = "2.23"
@@ -39,7 +39,7 @@ SparseArrays = "1"
 SymEngine = "0.8, 0.9.1, 0.10, 0.11, 0.12, 0.13"
 SymPy = "2"
 SymPyPythonCall = "0.3, 0.4, 0.5"
-Symbolics = "4, 5, 6"
+Symbolics = "4, 5, 6, 7.39"
 julia = "1.6"
 
 [extras]
diff --git a/docs/Project.toml b/docs/Project.toml
index 7ec9edf9..1b5082c3 100644
--- a/docs/Project.toml
+++ b/docs/Project.toml
@@ -16,13 +16,13 @@ Documenter = "1"
 DocumenterCodeBlocks = "1.0"
 LaTeXStrings = "1"
 Latexify = "0.16"
-OrdinaryDiffEq = "6"
+OrdinaryDiffEq = "6, 7.8"
 Plots = "1"
 PyCall = "1"
 StaticArrays = "1"
 SymEngine = "0.13"
 SymPyPythonCall = "0.5"
-Symbolics = "6"
+Symbolics = "6, 7.39"
 
 [preferences.OrdinaryDiffEq]
 PrecompileAutoSpecialize = false
diff --git a/test/Project.toml b/test/Project.toml
index 50b045e2..be253508 100644
--- a/test/Project.toml
+++ b/test/Project.toml
@@ -15,4 +15,4 @@ StaticArrays = "1"
 SymEngine = "0.8, 0.9.1, 0.10, 0.11, 0.12, 0.13"
 SymPy = "2"
 SymPyPythonCall = "0.3, 0.4, 0.5"
-Symbolics = "4, 5, 6"
+Symbolics = "4, 5, 6, 7.39"