diff --git a/M/ModelingToolkit/Compat.toml b/M/ModelingToolkit/Compat.toml
index 44945ddc8f80878..7ebf7007d119a1a 100644
--- a/M/ModelingToolkit/Compat.toml
+++ b/M/ModelingToolkit/Compat.toml
@@ -17,3 +17,14 @@ julia = "1.1-1"
 
 ["0.4-0"]
 julia = "1"
+
+["0.9-0"]
+DiffEqBase = "6"
+DiffRules = "0.1"
+DocStringExtensions = "0.7-0.8"
+GeneralizedGenerated = "0.1.4-0.1"
+Latexify = "0.11-0.12"
+MacroTools = "0.5"
+NaNMath = "0.3"
+SpecialFunctions = "0.7-0.8"
+StaticArrays = "0.10-0.12"
diff --git a/M/ModelingToolkit/Deps.toml b/M/ModelingToolkit/Deps.toml
index 79fae94c03cb55a..5eaa70334ab2b11 100644
--- a/M/ModelingToolkit/Deps.toml
+++ b/M/ModelingToolkit/Deps.toml
@@ -17,3 +17,6 @@ SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 ["0.7-0"]
 Distributed = "8ba89e20-285c-5b6f-9357-94700520ee1b"
 GeneralizedGenerated = "6b9d7cbe-bcb9-11e9-073f-15a7a543e2eb"
+
+["0.9-0"]
+Latexify = "23fbe1c1-3f47-55db-b15f-69d7ec21a316"
diff --git a/M/ModelingToolkit/Versions.toml b/M/ModelingToolkit/Versions.toml
index 00be37a0ab75f72..94a1f09d034db9a 100644
--- a/M/ModelingToolkit/Versions.toml
+++ b/M/ModelingToolkit/Versions.toml
@@ -39,3 +39,6 @@ git-tree-sha1 = "fdce7f54b6ab918791595aba32e88b8a571c17b3"
 
 ["0.8.0"]
 git-tree-sha1 = "b657b7bb7a282541db127619a68f0a32de2454e3"
+
+["0.9.0"]
+git-tree-sha1 = "9e0797c1a9cd2f480123bbfad36f679e7c61a34a"