diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b61a0da..7bed9bd 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -9,9 +9,10 @@ jobs:
       run: |
         rm -rf ~/.conda/envs/miplearn-test
         yes | conda create --name miplearn-test python=3.6
-        JULIA_DEPOT_PATH=/home/axavier/.julia:/opt/julia-1.3.0/depot julia --project=src/julia -e 'using Pkg; Pkg.instantiate()'
         (cd /opt/gurobi900/linux64 && ~/.conda/envs/miplearn-test/bin/python setup.py install)
         (cd /opt/cplex-12.8/cplex/python/3.6/x86-64_linux && ~/.conda/envs/miplearn-test/bin/python setup.py install)
         ~/.conda/envs/miplearn-test/bin/pip install -r src/python/requirements.txt
+        make install-python install-julia PYTHON=~/.conda/envs/miplearn-test/bin/python
         ~/.conda/envs/miplearn-test/bin/pytest src/python
+        make test-julia
 
diff --git a/Makefile b/Makefile
index 2ddc6d6..c13da22 100644
--- a/Makefile
+++ b/Makefile
@@ -1,15 +1,17 @@
 PYTHON := python3
 PYTEST := pytest
-PIP := pip3
-PYTEST_ARGS := -W ignore::DeprecationWarning -vv -x --log-level=DEBUG
-JULIA := julia --color=yes --project=src/julia
-JULIA_SYSIMAGE := $(JULIA) --sysimage build/sysimage.so
+PIP    := pip3
+JULIA  := julia
+
+PYTEST_ARGS         := -W ignore::DeprecationWarning -vv -x --log-level=DEBUG
+JULIA_ARGS          := --color=yes --project=src/julia
+JULIA_SYSIMAGE_ARGS := $(JULIA_ARGS) --sysimage build/sysimage.so
 
 all: docs test
 
 build/sysimage.so: src/julia/Manifest.toml src/julia/Project.toml
 	mkdir -p build
-	$(JULIA) src/julia/sysimage.jl
+	$(JULIA) $(JULIA_ARGS) src/julia/sysimage.jl
 
 develop:
 	cd src/python && $(PYTHON) setup.py develop
@@ -23,7 +25,7 @@ install-python:
 	cd src/python && $(PYTHON) setup.py install
 
 install-julia:
-	$(JULIA) -e "using Pkg; Pkg.instantiate()"
+	$(JULIA) $(JULIA_ARGS) src/julia/setup.jl `which $(PYTHON)`
 
 uninstall:
 	$(PIP) uninstall miplearn
@@ -37,6 +39,6 @@ test-python-watch:
 	cd src/python && pytest-watch -- $(PYTEST_ARGS)
 
 test-julia: build/sysimage.so
-	$(JULIA_SYSIMAGE) src/julia/test/runtests.jl
+	$(JULIA) $(JULIA_SYSIMAGE_ARGS) src/julia/test/runtests.jl
 
 .PHONY: test test-python test-julia test-watch docs install
diff --git a/src/julia/setup.jl b/src/julia/setup.jl
new file mode 100644
index 0000000..e8b911e
--- /dev/null
+++ b/src/julia/setup.jl
@@ -0,0 +1,7 @@
+ENV["PYTHON"] = ARGS[1]
+
+using Pkg
+Pkg.instantiate()
+Pkg.build("CPLEX")
+Pkg.build("Gurobi")
+Pkg.build("PyCall")
\ No newline at end of file
diff --git a/src/python/requirements.txt b/src/python/requirements.txt
index 6b61644..202af33 100644
--- a/src/python/requirements.txt
+++ b/src/python/requirements.txt
@@ -1,10 +1,13 @@
 docopt
 matplotlib
+mkdocs
+mkdocs-cinder
 networkx
 numpy
 p_tqdm
 pandas
 pyomo
+pytest
 python-markdown-math
 seaborn
 sklearn
diff --git a/src/python/setup.py b/src/python/setup.py
index 237a1ea..ad2aa6f 100644
--- a/src/python/setup.py
+++ b/src/python/setup.py
@@ -10,15 +10,11 @@ setup(
     install_requires=[
         'docopt',
         'matplotlib',
-        'mkdocs',
-        'mkdocs-cinder',
         'networkx',
         'numpy',
         'pandas',
         'p_tqdm',
         'pyomo',
-        'pytest',
-        'pytest-watch',
         'python-markdown-math',
         'seaborn',
         'sklearn',