diff --git a/Project.toml b/Project.toml
index 0843bb934d..c0199a9573 100644
--- a/Project.toml
+++ b/Project.toml
@@ -91,7 +91,7 @@ DocStringExtensions = "0.7, 0.8, 0.9"
 DomainSets = "0.6, 0.7"
 DynamicQuantities = "^0.11.2, 0.12, 0.13, 1"
 ExprTools = "0.1.10"
-Expronicon = "0.8"
+Expronicon = "0.8, 0.10"
 FindFirstFunctions = "1"
 ForwardDiff = "0.10.3"
 FunctionWrappers = "1.1"