X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/f5764a05d616e8d3c55b94503d5a1f789ac66ea7..566e908c800ba66fe4946523fee76f7047b4c189:/doc/_includes/_install_postgres_database.liquid

diff --git a/doc/_includes/_install_postgres_database.liquid b/doc/_includes/_install_postgres_database.liquid
index 5373680caf..f4b95ac0be 100644
--- a/doc/_includes/_install_postgres_database.liquid
+++ b/doc/_includes/_install_postgres_database.liquid
@@ -23,7 +23,7 @@ yourgeneratedpassword
 </li>
 {% if use_contrib %}
 <li>Enable the pg_trgm extension
-  <notextile><pre>$ <span class="userinput">psql {{service_database}} -c "CREATE EXTENSION pg_trgm"</span></pre></notextile>
+  <notextile><pre>$ <span class="userinput">psql {{service_database}} -c "CREATE EXTENSION IF NOT EXISTS pg_trgm"</span></pre></notextile>
 </li>
 {% endif %}
 <li>Exit the postgres user shell: