diff --git a/docker-compose.seed.yml b/docker-compose.seed.yml
index e1fb0e1ab2..c7b024dee7 100644
--- a/docker-compose.seed.yml
+++ b/docker-compose.seed.yml
@@ -9,7 +9,7 @@ services:
     volumes:
       - ./docker/wait-for-it.sh:/usr/src/app/wait-for-it.sh
       - ./docker/seed.sh:/usr/src/app/seed.sh
-      - ./docker/metadata.json:/usr/src/app/metadata.json
+      - ./docker/metadata.template.json:/usr/src/app/metadata.template.json
     links:
       - "db:postgres"
     depends_on:
diff --git a/docker/metadata.json b/docker/metadata.template.json
similarity index 98%
rename from docker/metadata.json
rename to docker/metadata.template.json
index 4bebf89faf..3babdf0002 100644
--- a/docker/metadata.json
+++ b/docker/metadata.template.json
@@ -1,7 +1,7 @@
 [
   {
     "eventType": "START",
-    "eventTime": "2020-02-22T22:42:42.000Z",
+    "eventTime": "{{RUN_START_TIME}}",
     "run": {
       "runId": "4d3b8069-69b6-4708-ade0-3275112c9f04",
       "facets": {
@@ -82,7 +82,7 @@
   },
   {
     "eventType": "COMPLETE",
-    "eventTime": "2020-02-22T22:45:52.000Z",
+    "eventTime": "{{RUN_END_TIME_AFTER_8_MINUTES}}",
     "run": {
       "runId": "4d3b8069-69b6-4708-ade0-3275112c9f04"
     },
@@ -94,7 +94,7 @@
   },
   {
     "eventType": "START",
-    "eventTime": "2020-02-22T22:42:42.000Z",
+    "eventTime": "{{RUN_START_TIME}}",
     "run": {
       "runId": "6f0c13a5-f29b-46a5-90c1-0ffbebbbd1aa",
       "facets": {
@@ -171,7 +171,7 @@
   },
   {
     "eventType": "COMPLETE",
-    "eventTime": "2020-02-22T22:44:52.000Z",
+    "eventTime": "{{RUN_END_TIME_AFTER_9_MINUTES}}",
     "run": {
       "runId": "6f0c13a5-f29b-46a5-90c1-0ffbebbbd1aa"
     },
@@ -183,7 +183,7 @@
   },
   {
     "eventType": "START",
-    "eventTime": "2020-02-22T22:42:42.000Z",
+    "eventTime": "{{RUN_START_TIME}}",
     "run": {
       "runId": "e05901b1-3a06-4b98-8d9c-aaf188c9a28c",
       "facets": {
@@ -265,7 +265,7 @@
   },
   {
     "eventType": "COMPLETE",
-    "eventTime": "2020-02-22T22:44:54.000Z",
+    "eventTime": "{{RUN_END_TIME_AFTER_8_MINUTES}}",
     "run": {
       "runId": "e05901b1-3a06-4b98-8d9c-aaf188c9a28c"
     },
@@ -277,7 +277,7 @@
   },
   {
     "eventType": "START",
-    "eventTime": "2020-02-22T22:42:42.000Z",
+    "eventTime": "{{RUN_START_TIME}}",
     "run": {
       "runId": "a43a8523-349f-4296-807f-3354ac491990",
       "facets": {
@@ -364,7 +364,7 @@
   },
   {
     "eventType": "COMPLETE",
-    "eventTime": "2020-02-22T22:44:52.000Z",
+    "eventTime": "{{RUN_END_TIME_AFTER_5_MINUTES}}",
     "run": {
       "runId": "a43a8523-349f-4296-807f-3354ac491990"
     },
@@ -376,7 +376,7 @@
   },
   {
     "eventType": "START",
-    "eventTime": "2020-02-22T22:42:42.000Z",
+    "eventTime": "{{RUN_START_TIME}}",
     "run": {
       "runId": "ffba2c14-4170-48da-bec3-ab5fd4ec9a3f",
       "facets": {
@@ -570,7 +570,7 @@
   },
   {
     "eventType": "COMPLETE",
-    "eventTime": "2020-02-22T22:44:02.000Z",
+    "eventTime": "{{RUN_END_TIME_AFTER_7_MINUTES}}",
     "run": {
       "runId": "ffba2c14-4170-48da-bec3-ab5fd4ec9a3f"
     },
@@ -582,7 +582,7 @@
   },
   {
     "eventType": "START",
-    "eventTime": "2020-02-22T22:42:42.000Z",
+    "eventTime": "{{RUN_START_TIME}}",
     "run": {
       "runId": "182a9eaf-881a-4d49-860c-f7e260b8bf60",
       "facets": {
@@ -679,7 +679,7 @@
   },
   {
     "eventType": "COMPLETE",
-    "eventTime": "2020-02-22T22:44:55.000Z",
+    "eventTime": "{{RUN_END_TIME_AFTER_10_MINUTES}}",
     "run": {
       "runId": "182a9eaf-881a-4d49-860c-f7e260b8bf60"
     },
@@ -691,7 +691,7 @@
   },
   {
     "eventType": "START",
-    "eventTime": "2020-02-22T22:42:42.000Z",
+    "eventTime": "{{RUN_START_TIME}}",
     "run": {
       "runId": "b7098939-87f0-4207-878f-dfd8e8804d8a",
       "facets": {
@@ -788,7 +788,7 @@
   },
   {
     "eventType": "COMPLETE",
-    "eventTime": "2020-02-22T22:44:52.000Z",
+    "eventTime": "{{RUN_END_TIME_AFTER_7_MINUTES}}",
     "run": {
       "runId": "b7098939-87f0-4207-878f-dfd8e8804d8a"
     },
@@ -800,7 +800,7 @@
   },
   {
     "eventType": "START",
-    "eventTime": "2020-02-22T22:42:42.000Z",
+    "eventTime": "{{RUN_START_TIME}}",
     "run": {
       "runId": "9f3db1c5-5e9a-4280-8184-18aca4592c77",
       "facets": {
@@ -923,7 +923,7 @@
   },
   {
     "eventType": "COMPLETE",
-    "eventTime": "2020-02-22T22:44:52.000Z",
+    "eventTime": "{{RUN_END_TIME_AFTER_5_MINUTES}}",
     "run": {
       "runId": "9f3db1c5-5e9a-4280-8184-18aca4592c77"
     },
@@ -935,7 +935,7 @@
   },
   {
     "eventType": "START",
-    "eventTime": "2020-02-22T22:42:42.000Z",
+    "eventTime": "{{RUN_START_TIME}}",
     "run": {
       "runId": "8ddfb1d9-415f-4850-bcd6-01d02f011abe",
       "facets": {
@@ -1052,7 +1052,7 @@
   },
   {
     "eventType": "COMPLETE",
-    "eventTime": "2020-02-22T22:44:56.000Z",
+    "eventTime": "{{RUN_END_TIME_AFTER_10_MINUTES}}",
     "run": {
       "runId": "8ddfb1d9-415f-4850-bcd6-01d02f011abe"
     },
@@ -1064,7 +1064,7 @@
   },
   {
     "eventType": "START",
-    "eventTime": "2020-02-22T22:42:42.000Z",
+    "eventTime": "{{RUN_START_TIME}}",
     "run": {
       "runId": "d5a2a4c4-fc78-428d-ae85-08c942ed8371",
       "facets": {
@@ -1382,7 +1382,7 @@
   },
   {
     "eventType": "COMPLETE",
-    "eventTime": "2020-02-22T22:48:12.000Z",
+    "eventTime": "{{RUN_END_TIME_AFTER_6_MINUTES}}",
     "run": {
       "runId": "d5a2a4c4-fc78-428d-ae85-08c942ed8371"
     },
@@ -1394,7 +1394,7 @@
   },
   {
     "eventType": "START",
-    "eventTime": "2020-02-22T22:42:42.000Z",
+    "eventTime": "{{RUN_START_TIME}}",
     "run": {
       "runId": "bd41a42a-bf18-4b74-9bb7-cd62637823d8",
       "facets": {
@@ -1655,7 +1655,7 @@
   },
   {
     "eventType": "COMPLETE",
-    "eventTime": "2020-02-22T22:58:02.000Z",
+    "eventTime": "{{RUN_END_TIME_AFTER_6_MINUTES}}",
     "run": {
       "runId": "bd41a42a-bf18-4b74-9bb7-cd62637823d8"
     },
@@ -1667,7 +1667,7 @@
   },
   {
     "eventType": "START",
-    "eventTime": "2020-02-22T22:42:42.000Z",
+    "eventTime": "{{RUN_START_TIME}}",
     "run": {
       "runId": "adc8507c-595e-4d76-9dac-be2bf0ffe1ee",
       "facets": {
@@ -1776,7 +1776,7 @@
   },
   {
     "eventType": "COMPLETE",
-    "eventTime": "2020-02-22T22:46:12.000Z",
+    "eventTime": "{{RUN_END_TIME_AFTER_5_MINUTES}}",
     "run": {
       "runId": "adc8507c-595e-4d76-9dac-be2bf0ffe1ee"
     },
@@ -1788,7 +1788,7 @@
   },
   {
     "eventType": "START",
-    "eventTime": "2020-02-22T22:42:42.000Z",
+    "eventTime": "{{RUN_START_TIME}}",
     "run": {
       "runId": "3ab25429-cf9c-4d1d-9166-1e1946f9d3c3",
       "facets": {
@@ -1830,7 +1830,7 @@
   },
   {
     "eventType": "COMPLETE",
-    "eventTime": "2020-02-22T22:56:01.000Z",
+    "eventTime": "{{RUN_END_TIME_AFTER_6_MINUTES}}",
     "run": {
       "runId": "3ab25429-cf9c-4d1d-9166-1e1946f9d3c3"
     },
diff --git a/docker/seed.sh b/docker/seed.sh
index bcdbe377af..6cba57085f 100755
--- a/docker/seed.sh
+++ b/docker/seed.sh
@@ -7,4 +7,24 @@
 
 set -e
 
+# As ISO-8601 format
+NOW=$(date -u +"%Y-%m-%dT%H:%M:%S.000Z")
+
+RUN_END_TIME_AFTER_5_MINUTES=$(date -u -d "5 minutes" +"%Y-%m-%dT%H:%M:%S.000Z")
+RUN_END_TIME_AFTER_6_MINUTES=$(date -u -d "6 minutes" +"%Y-%m-%dT%H:%M:%S.000Z")
+RUN_END_TIME_AFTER_7_MINUTES=$(date -u -d "7 minutes" +"%Y-%m-%dT%H:%M:%S.000Z")
+RUN_END_TIME_AFTER_8_MINUTES=$(date -u -d "8 minutes" +"%Y-%m-%dT%H:%M:%S.000Z")
+RUN_END_TIME_AFTER_9_MINUTES=$(date -u -d "9 minutes" +"%Y-%m-%dT%H:%M:%S.000Z")
+RUN_END_TIME_AFTER_10_MINUTES=$(date -u -d "10 minutes" +"%Y-%m-%dT%H:%M:%S.000Z")
+
+# Replace '{{RUN_START_TIME}}' and '{{RUN_END_TIME_AFTER_*_MINUTES}}'.
+sed -e "s/{{RUN_START_TIME}}/$NOW/" \
+    -e "s/{{RUN_END_TIME_AFTER_5_MINUTES}}/$RUN_END_TIME_AFTER_5_MINUTES/" \
+    -e "s/{{RUN_END_TIME_AFTER_6_MINUTES}}/$RUN_END_TIME_AFTER_6_MINUTES/" \
+    -e "s/{{RUN_END_TIME_AFTER_7_MINUTES}}/$RUN_END_TIME_AFTER_7_MINUTES/" \
+    -e "s/{{RUN_END_TIME_AFTER_8_MINUTES}}/$RUN_END_TIME_AFTER_8_MINUTES/" \
+    -e "s/{{RUN_END_TIME_AFTER_9_MINUTES}}/$RUN_END_TIME_AFTER_9_MINUTES/" \
+    -e "s/{{RUN_END_TIME_AFTER_10_MINUTES}}/$RUN_END_TIME_AFTER_10_MINUTES/" \
+    metadata.template.json > metadata.json
+
 java -jar marquez-api-*.jar seed --url "${MARQUEZ_URL:-http://localhost:5000}" --metadata metadata.json