diff --git a/Project.toml b/Project.toml
index 8372efce0..fb91b6ebd 100644
--- a/Project.toml
+++ b/Project.toml
@@ -34,7 +34,7 @@ Reexport = "1.0"
 Requires = "1"
 StatsBase = "0.32.0, 0.33"
 SymbolicRegression = "^0.6.11"
-Symbolics = "^1.2.2"
+Symbolics = "^1.2.2, 2"
 julia = "^1.6.0"
 
 [extras]