diff --git a/examples/make_skymap/simulated_data.sh b/examples/make_skymap/simulated_data.sh
index 426764f0039..5d810a59598 100644
--- a/examples/make_skymap/simulated_data.sh
+++ b/examples/make_skymap/simulated_data.sh
@@ -9,6 +9,10 @@ pycbc_make_skymap \
         H1:aLIGOMidLowSensitivityP1200087 \
         L1:aLIGOMidLowSensitivityP1200087 \
         V1:AdVEarlyHighSensitivityP1200087 \
+    --fake-strain-seed \
+        H1:1234 \
+        L1:2345 \
+        V1:3456 \
     --injection-file injections.hdf \
     --thresh-SNR 5.5 \
     --f-low 20 \