Work around a Julia bug

repo2docker/buildpacks/julia/julia_project.py

@@ -136,7 +136,7 @@ class JuliaProjectTomlBuildPack(PythonBuildPack):
                 "${NB_USER}",
                 r"""
                 JULIA_PROJECT="" julia -e "using Pkg; Pkg.add(\"IJulia\"); using IJulia; installkernel(\"Julia\", \"--project=${REPO_DIR}\");" && \
-                julia --project=${REPO_DIR} -e 'using Pkg; Pkg.instantiate(); pkg"precompile"'
+                julia --project=${REPO_DIR} -e 'using Pkg; Pkg.instantiate(); Pkg.resolve(); pkg"precompile"'
                 """,
             )
         ]