diff --git a/.github/workflows/check_registry.yml b/.github/workflows/check_registry.yml
index ac3f5352..a3ccfbd6 100644
--- a/.github/workflows/check_registry.yml
+++ b/.github/workflows/check_registry.yml
@@ -20,7 +20,7 @@ jobs:
       PYTHON: Conda
       # remove next line (and others marked below) when 
       # JuliaAI/MLJScikitLearnInterface.jl#42 properly resolved
-      LD_LIBRARY_PATH: /home/runner/.julia/conda/3/lib
+      # LD_LIBRARY_PATH: /home/runner/.julia/conda/3/lib
 
     steps:
       - uses: actions/checkout@v2
@@ -43,16 +43,16 @@ jobs:
       - run: julia -e 'using Pkg; Pkg.develop(Pkg.PackageSpec(path = pwd()))'
       - run: julia -e 'using Pkg; Pkg.add("Test")'
        
-       # remove next eight lines (and one other marked above) when 
-       # JuliaAI/MLJScikitLearnInterface.jl#42 gets properly resolved
-      - name: "Install Conda"
-        run: julia -e 'using Pkg; Pkg.add("Conda");'
-      - name: "Install Scikit-learn"
-        run: |
-          julia -e 'using Conda; Conda.add("scikit-learn");'\
-          cd $LD_LIBRARY_PATH #just to check that the path is valid
-        
-      - run: julia -e 'using Pkg; Pkg.update()'
+      # remove next eight lines (and one other marked above) when 
+      # JuliaAI/MLJScikitLearnInterface.jl#42 gets properly resolved
+      #- name: "Install Conda"
+      #  run: julia -e 'using Pkg; Pkg.add("Conda");'
+      #- name: "Install Scikit-learn"
+      #  run: |
+      #    julia -e 'using Conda; Conda.add("scikit-learn");'\
+      #    cd $LD_LIBRARY_PATH #just to check that the path is valid
+      #  
+      -	 run: julia -e 'using Pkg; Pkg.update()'
       - run: julia -e 'using Pkg; Pkg.precompile()'
       - run: julia -e 'using Pkg; Pkg.status()'
       - run: julia -e 'using MLJModels; using Test; problems = MLJModels.check_registry(); @info("", length(problems), problems); @test(isempty(problems))'
diff --git a/Project.toml b/Project.toml
index 0fd8912c..4da6b1ec 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "MLJModels"
 uuid = "d491faf4-2d78-11e9-2867-c94bc002c0b7"
 authors = ["Anthony D. Blaom <anthony.blaom@gmail.com>"]
-version = "0.16.12"
+version = "0.16.13"
 
 [deps]
 CategoricalArrays = "324d7699-5711-5eae-9e2f-1d82baa6b597"
@@ -31,15 +31,22 @@ Tables = "bd369af6-aec1-5ad0-b16a-f7cc5008161c"
 CategoricalArrays = "0.9, 0.10"
 CategoricalDistributions = "0.1"
 Combinatorics = "1.0"
+Dates = "<0.0.1, 1"
 Distances = "0.9,0.10"
 Distributions = "0.25"
+InteractiveUtils = "<0.0.1, 1"
+LinearAlgebra = "<0.0.1, 1"
+Markdown = "<0.0.1, 1"
 MLJModelInterface = "1.4"
 OrderedCollections = "1.1"
 Parameters = "0.12"
+Pkg = "<0.0.1, 1"
 PrettyPrinting = "0.3, 0.4"
+Random = "<0.0.1, 1"
 RelocatableFolders = "0.3, 1"
 ScientificTypes = "3"
 StatisticalTraits = "3"
+Statistics = "<0.0.1, 1"
 StatsBase = "0.32,0.33, 0.34"
 Tables = "0.2,1.0"
 julia = "1.6"
diff --git a/src/builtins/Transformers.jl b/src/builtins/Transformers.jl
index 8cbbce60..c1ddd62e 100644
--- a/src/builtins/Transformers.jl
+++ b/src/builtins/Transformers.jl
@@ -1153,7 +1153,7 @@ metadata_model(UnivariateTimeTypeToContinuous,
     load_path    = "MLJModels.UnivariateTimeTypeToContinuous")
 
 metadata_model(InteractionTransformer,
-    input_scitype   = Table,
+    input_scitype   = Tuple{Table},
     output_scitype = Table,
     human_name = "interaction transformer",
     load_path    = "MLJModels.InteractionTransformer")