diff --git a/ttcn3-bts-test/jenkins.sh b/ttcn3-bts-test/jenkins.sh
index 1cd06e7f..fe448f5e 100755
--- a/ttcn3-bts-test/jenkins.sh
+++ b/ttcn3-bts-test/jenkins.sh
@@ -17,6 +17,8 @@ cp osmo-bts.cfg $VOL_BASE_DIR/bts/
 
 mkdir $VOL_BASE_DIR/unix
 
+mkdir $VOL_BASE_DIR/fake_trx
+
 echo Starting container with BSC
 docker run	--rm \
 		--network $NET_NAME --ip 172.18.9.11 \
@@ -37,9 +39,10 @@ docker run	--rm \
 echo Starting container with fake_trx
 docker run	--rm \
 		--network $NET_NAME --ip 172.18.9.21 \
+		-v $VOL_BASE_DIR/fake_trx:/data \
 		--name ${BUILD_TAG}-fake_trx -d \
 		$REPO_USER/osmocom-bb-host-master \
-		/tmp/osmocom-bb/src/target/trx_toolkit/fake_trx.py -R 172.18.9.20 -r 172.18.9.22
+		bash -c "/tmp/osmocom-bb/src/target/trx_toolkit/fake_trx.py -R 172.18.9.20 -r 172.18.9.22 >/data/fake_trx.log 2>&1"
 
 echo Starting container with trxcon
 docker run	--rm \