diff --git a/Dockerfile b/Dockerfile
index 280d686f..9576c1e3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -56,6 +56,7 @@ COPY --from=builder /app/build/jre /opt/java
 ENV PATH="${PATH}:/opt/java/bin"
 
 # Install the toolbox server and its solver scripts
+ARG GAMSPY_LICENSE
 COPY solvers solvers
 COPY demonstrators demonstrators
 RUN scripts/ci-setup-solvers.sh