diff --git a/.env.example b/.env.example
index b105773..82390d1 100644
--- a/.env.example
+++ b/.env.example
@@ -1,7 +1,7 @@
 # We use PG by default as the metadata database.
-METADATA_DB_URL=postgresql+psycopg2://alphatrion:alphatr1on@localhost:5432/alphatrion
-LOG_LEVEL=INFO
-# Default: true, ARTIFACT_REGISTRY_URL should not be empty.
-ENABLE_ARTIFACT_STORAGE=true
-ARTIFACT_REGISTRY_URL=http://localhost:5000/
-ENABLE_TRACING=true
+ALPHATRION_METADATA_DB_URL=postgresql+psycopg2://alphatrion:alphatr1on@localhost:5432/alphatrion
+ALPHATRION_LOG_LEVEL=INFO
+# Default: true, ALPHATRION_ARTIFACT_REGISTRY_URL should not be empty.
+ALPHATRION_ENABLE_ARTIFACT_STORAGE=true
+ALPHATRION_ARTIFACT_REGISTRY_URL=http://localhost:5000/
+ALPHATRION_ENABLE_TRACING=true
diff --git a/.env.integration-test b/.env.integration-test
index 9fd4f67..a7500ef 100644
--- a/.env.integration-test
+++ b/.env.integration-test
@@ -1,3 +1,3 @@
-METADATA_DB_URL=postgresql+psycopg2://alphatrion:alphatr1on@localhost:5432/alphatrion
-ARTIFACT_REGISTRY_URL=localhost:5001
-LOG_LEVEL=INFO
+ALPHATRION_METADATA_DB_URL=postgresql+psycopg2://alphatrion:alphatr1on@localhost:5432/alphatrion
+ALPHATRION_ARTIFACT_REGISTRY_URL=localhost:5001
+ALPHATRION_LOG_LEVEL=INFO
diff --git a/.env.test b/.env.test
index 3a7d738..378118f 100644
--- a/.env.test
+++ b/.env.test
@@ -1,3 +1,3 @@
-METADATA_DB_URL=sqlite:///:memory:
-ARTIFACT_REGISTRY_URL=localhost:5000
-LOG_LEVEL=INFO
+ALPHATRION_METADATA_DB_URL=sqlite:///:memory:
+ALPHATRION_ARTIFACT_REGISTRY_URL=localhost:5000
+ALPHATRION_LOG_LEVEL=INFO
diff --git a/alphatrion/consts.py b/alphatrion/consts.py
index 9ee56ef..86e9a9c 100644
--- a/alphatrion/consts.py
+++ b/alphatrion/consts.py
@@ -1,4 +1,4 @@
-METADATA_DB_URL = "METADATA_DB_URL"
-ARTIFACT_REGISTRY_URL = "ARTIFACT_REGISTRY_URL"
-ENABLE_ARTIFACT_STORAGE = "ENABLE_ARTIFACT_STORAGE"
-ENABLE_TRACING = "ENABLE_TRACING"
+METADATA_DB_URL = "ALPHATRION_METADATA_DB_URL"
+ARTIFACT_REGISTRY_URL = "ALPHATRION_ARTIFACT_REGISTRY_URL"
+ENABLE_ARTIFACT_STORAGE = "ALPHATRION_ENABLE_ARTIFACT_STORAGE"
+ENABLE_TRACING = "ALPHATRION_ENABLE_TRACING"