diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index f080118f..ba6eeb9b 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -13,7 +13,8 @@ jobs:
       fail-fast: false
       matrix:
         group:
-          - All
+          - Core
+          - InterfaceI
         version:
           - '1' # Latest Release
           - '~1.6' # Current LTS
diff --git a/test/runtests.jl b/test/runtests.jl
index 09db608c..16542cad 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -11,7 +11,7 @@ function activate_gpu_env()
     Pkg.instantiate()
 end
 
-if GROUP == "All"
+if GROUP == "Core" || GROUP == "All"
     @time @safetestset "Exact coloring via contraction" begin include("test_contraction.jl") end
     @time @safetestset "Greedy distance-1 coloring" begin include("test_greedy_d1.jl") end
     @time @safetestset "Greedy star coloring" begin include("test_greedy_star.jl") end
@@ -25,6 +25,11 @@ if GROUP == "All"
     @time @safetestset "AD using colorvec vector" begin include("test_ad.jl") end
 end
 
+if GROUP == "InterfaceI" || GROUP == "All"
+    @time @safetestset "Jac Vecs and Hes Vecs" begin include("test_jaches_products.jl") end
+    @time @safetestset "Vec Jac Products" begin include("test_vecjac_products.jl") end
+end
+
 if GROUP == "GPU"
     activate_gpu_env()
     @time @safetestset "GPU AD" begin include("test_gpu_ad.jl") end