diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index aea2cf18..3e620386 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -18,7 +18,7 @@ jobs:
       fail-fast: false
       matrix:
         version:
-          - '1.7'
+          - '1.9'
           # - 'nightly'
         os:
           - ubuntu-latest
diff --git a/Project.toml b/Project.toml
index ee01302c..58314584 100644
--- a/Project.toml
+++ b/Project.toml
@@ -26,6 +26,7 @@ Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 
 [compat]
 FLOWMath = "0.3"
+FastGaussQuadrature = "1"
 FiniteDiff = "2"
 ForwardDiff = "0.10"
 ImplicitAD = "0.3"
@@ -33,6 +34,8 @@ IterativeSolvers = "0.9"
 LineSearches = "7"
 NLsolve = "4"
 QuadGK = "2"
+SimpleNonlinearSolve = "1"
 SpecialFunctions = "2"
 StaticArrays = "1"
+Statistics = "1"
 julia = "1.9"