diff --git a/Project.toml b/Project.toml
index 78168ec60945ccd8347716cdab30ab4e8f29125a..7235d0258f5fa13d117a83fc8d4a0e1cb1f27307 100644
--- a/Project.toml
+++ b/Project.toml
@@ -30,7 +30,7 @@ MAT = "0.10"
 MacroTools = "0.5.6"
 OSQP = "0.6"
 OrderedCollections = "1.4"
-SBML = "0.4, 0.5"
+SBML = "0.5"
 Tulip = "0.7"
 julia = "1"