diff --git a/Dockerfile b/Dockerfile
index 4dc41b22..f42814fc 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,18 +2,17 @@ FROM python:3.8.3
 
 WORKDIR /build/julia_installer
 
-RUN wget -q https://julialang-s3.julialang.org/bin/linux/x64/1.4/julia-1.4.2-linux-x86_64.tar.gz &&\ 
-    tar -xf julia-1.4.2-linux-x86_64.tar.gz -C /usr/share
+RUN wget -q https://julialang-s3.julialang.org/bin/linux/x64/1.5/julia-1.5.3-linux-x86_64.tar.gz &&\
+    tar -xf julia-1.5.3-linux-x86_64.tar.gz -C /usr/share
 
 WORKDIR /build/gurobi_installer
 
-RUN wget -q https://packages.gurobi.com/9.0/gurobi9.0.2_linux64.tar.gz &&\
-    mkdir /usr/share/gurobi902 &&\
-    tar -xf gurobi9.0.2_linux64.tar.gz -C /usr/share
+RUN wget -q https://packages.gurobi.com/9.1/gurobi9.1.0_linux64.tar.gz &&\
+    tar -xf gurobi9.1.0_linux64.tar.gz -C /usr/share
 
-ENV PATH="$PATH:/usr/share/julia-1.4.2/bin" \
-    LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:/usr/share/gurobi902/linux64/lib \
-    GUROBI_HOME='/usr/share/gurobi902/linux64' \
+ENV PATH="$PATH:/usr/share/julia-1.5.3/bin" \
+    LD_LIBRARY_PATH=${LD_LIBRARY_PATH}:/usr/share/gurobi910/linux64/lib \
+    GUROBI_HOME='/usr/share/gurobi910/linux64' \
     GRB_LICENSE_FILE='/usr/share/gurobi_license/gurobi.lic' \
     JULIA_PROJECT='/app' \
     PYTHONPATH=/app/pyreisejl:${PYTHONPATH}