diff --git a/docker-compose/sdptr-sim/Dockerfile b/docker-compose/sdptr-sim/Dockerfile
index fa23fe4d6458f4b7023c24b36774566cbac2163c..57fe98141f180a4d15a1e2d87c2c67be8f5894ff 100644
--- a/docker-compose/sdptr-sim/Dockerfile
+++ b/docker-compose/sdptr-sim/Dockerfile
@@ -16,5 +16,7 @@ RUN cd /sdptr && \
     ./configure && \
     bash -c "make -j `nproc` install"
 
+COPY simulator.conf /sdptr/src/simulator.conf
+
 WORKDIR /sdptr/src
-CMD ["sdptr", "--type=LTS", "--configfile=uniboard.conf", "--nodaemon"]
+CMD ["sdptr", "--type=simulator", "--configfile=simulator.conf", "--nodaemon"]
diff --git a/docker-compose/sdptr-sim/simulator.conf b/docker-compose/sdptr-sim/simulator.conf
new file mode 100644
index 0000000000000000000000000000000000000000..5ad69a8aed4807b815eeea18993d2b06e747b29f
--- /dev/null
+++ b/docker-compose/sdptr-sim/simulator.conf
@@ -0,0 +1,19 @@
+# sdptr.conf
+# configuration file for the SDP Translator.
+#
+# this config file holds settings for all [type].
+#
+# # settings per type
+# [LB_CORE]						  # [ant_band_station_type]
+# n_fpgas = 16                    # 8 or 16
+# first_pfga_nr = 0               # 0 for LB or 16 for HB
+# ip_prefix = 10.99.              # first part of ip (last part is hardware dependent)
+# n_beamsets = 1                  # 1 for 'LB', 'HB Remote' and 'HB International' and 2 for 'HB Core'
+
+
+[simulator]
+n_fpgas = 16
+first_fpga_nr = 0
+ip_prefix = 127.0.
+n_beamsets = 1
+