diff --git a/Project.toml b/Project.toml
index 6a7edd0..66f7a07 100644
--- a/Project.toml
+++ b/Project.toml
@@ -21,7 +21,7 @@ Altro = "0.3.0 - 0.3.0"
 BenchmarkTools = "0.5"
 ForwardDiff = "0.10"
 Parameters = "0.12"
-RobotDynamics = "0.3.1 - 0.3.1"
+RobotDynamics = "0.3.1 - 0.3.1, 0.3"
 StaticArrays = "1.0"
 TrajectoryOptimization = "0.4.1 - 0.4.1"
 julia = "1"