diff --git a/airflow/docker_test.go b/airflow/docker_test.go
index de73172a9..b4211c6e8 100644
--- a/airflow/docker_test.go
+++ b/airflow/docker_test.go
@@ -83,7 +83,7 @@ services:
       - postgres
     environment:
       AIRFLOW__CORE__EXECUTOR: LocalExecutor
-      AIRFLOW__CORE__SQL_ALCHEMY_CONN: postgresql://postgres:postgres@0.0.0.0:5432
+      AIRFLOW__CORE__SQL_ALCHEMY_CONN: postgresql://postgres:postgres@postgres:5432
       AIRFLOW__CORE__LOAD_EXAMPLES: "False"
       AIRFLOW__CORE__FERNET_KEY: "d6Vefz3G9U_ynXB3cr7y_Ak35tAHkEGAVxuz_B-jzWw="
     volumes:
@@ -115,7 +115,7 @@ services:
       - postgres
     environment:
       AIRFLOW__CORE__EXECUTOR: LocalExecutor
-      AIRFLOW__CORE__SQL_ALCHEMY_CONN: postgresql://postgres:postgres@0.0.0.0:5432
+      AIRFLOW__CORE__SQL_ALCHEMY_CONN: postgresql://postgres:postgres@postgres:5432
       AIRFLOW__CORE__LOAD_EXAMPLES: "False"
       AIRFLOW__CORE__FERNET_KEY: "d6Vefz3G9U_ynXB3cr7y_Ak35tAHkEGAVxuz_B-jzWw="
       AIRFLOW__WEBSERVER__RBAC: "True"
diff --git a/airflow/include/podconfigyml.go b/airflow/include/podconfigyml.go
index dbd3824f1..ae93a1904 100644
--- a/airflow/include/podconfigyml.go
+++ b/airflow/include/podconfigyml.go
@@ -56,7 +56,7 @@ spec:
     - name: AIRFLOW_HOME
       value: /usr/local/airflow
     - name: AIRFLOW__CORE__SQL_ALCHEMY_CONN
-      value: postgresql://{{ .PostgresUser }}:{{ .PostgresPassword }}@{{ .PostgresHost }}:5432
+      value: postgresql://{{ .PostgresUser }}:{{ .PostgresPassword }}@localhost:5432
     - name: AIRFLOW__CORE__LOAD_EXAMPLES
       value: "False"
     - name: ASTRONOMER_USER
@@ -125,7 +125,7 @@ spec:
     - name: AIRFLOW__CORE__FERNET_KEY
       value: d6Vefz3G9U_ynXB3cr7y_Ak35tAHkEGAVxuz_B-jzWw=
     - name: AIRFLOW__CORE__SQL_ALCHEMY_CONN
-      value: postgresql://{{ .PostgresUser }}:{{ .PostgresPassword }}@{{ .PostgresHost }}:5432
+      value: postgresql://{{ .PostgresUser }}:{{ .PostgresPassword }}@localhost:5432
     - name: AIRFLOW_SNOWFLAKE_PARTNER
       value: ASTRONOMER
     - name: AIRFLOW__CORE__LOAD_EXAMPLES
diff --git a/config/config.go b/config/config.go
index 6bb92e42a..5b9029c11 100644
--- a/config/config.go
+++ b/config/config.go
@@ -53,7 +53,7 @@ var (
 		LocalOrbit:          newCfg("local.orbit", ""),
 		PostgresUser:        newCfg("postgres.user", "postgres"),
 		PostgresPassword:    newCfg("postgres.password", "postgres"),
-		PostgresHost:        newCfg("postgres.host", "0.0.0.0"),
+		PostgresHost:        newCfg("postgres.host", "postgres"),
 		PostgresPort:        newCfg("postgres.port", "5432"),
 		ProjectDeployment:   newCfg("project.deployment", ""),
 		ProjectName:         newCfg("project.name", ""),