diff --git a/.github/actions/setup-postgres-linux/action.yml b/.github/actions/setup-postgres-linux/action.yml
index 3dc6a2eb..4d011b17 100644
--- a/.github/actions/setup-postgres-linux/action.yml
+++ b/.github/actions/setup-postgres-linux/action.yml
@@ -14,10 +14,10 @@ runs:
     - name: Configure the database
       shell: bash
       run: |
-        sudo su - postgres bash PGUSER="postgres"
-        sudo su - postgres bash export PGUSER
-        sudo su - postgres bash PGPORT="5432"
-        sudo su - postgres bash export PGPORT
-        sudo su - postgres bash PGHOST="localhost"
-        sudo su - postgres bash export PGHOST
-        sudo su - postgres bash createdb dbt
+        sudo su - postgres bash "PGUSER=postgres"
+        sudo su - postgres bash "export PGUSER"
+        sudo su - postgres bash "PGPORT=5432"
+        sudo su - postgres bash "export PGPORT"
+        sudo su - postgres bash "PGHOST=localhost"
+        sudo su - postgres bash "export PGHOST"
+        sudo su - postgres bash "createdb dbt"