diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 2b2813ae..ee8c5075 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -17,7 +17,7 @@ jobs:
           - InterfaceI
         version:
           - '1' # Latest Release
-          - '1.10' # future LTS
+          - '1.6' # LTS
     steps:
       - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@v2
diff --git a/.github/workflows/Downstream.yml b/.github/workflows/Downstream.yml
index 953c7934..4e619628 100644
--- a/.github/workflows/Downstream.yml
+++ b/.github/workflows/Downstream.yml
@@ -14,7 +14,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        julia-version: [1,1.10]
+        julia-version: [1,1.6]
         os: [ubuntu-latest]
         package:
           - {user: SciML, repo: OrdinaryDiffEq.jl, group: InterfaceII}
diff --git a/Project.toml b/Project.toml
index 937fef52..8d8ca196 100644
--- a/Project.toml
+++ b/Project.toml
@@ -43,7 +43,7 @@ SparseDiffToolsSymbolicsExt = "Symbolics"
 SparseDiffToolsZygoteExt = "Zygote"
 
 [compat]
-ADTypes = "1.0.0"
+ADTypes = "1.1.0"
 Adapt = "3, 4"
 ArrayInterface = "7.4.2"
 Compat = "4"
@@ -68,7 +68,7 @@ Tricks = "0.1.6"
 UnPack = "1"
 VertexSafeGraphs = "0.2"
 Zygote = "0.6"
-julia = "1.10"
+julia = "1.6"
 
 [extras]
 AllocCheck = "9b6a8646-10ed-4001-bbdc-1d2f46dfbb1a"