diff --git a/.env.development b/.env.development
index 098cca8b03a..137adf37d21 100644
--- a/.env.development
+++ b/.env.development
@@ -2,11 +2,6 @@
 # The values contained within this dotfile are provided to development instances of HASH
 # These variables can be locally overridden by re-specifying them in a `.env.development.local` file
 
-HASH_KRATOS_PG_DATABASE=dev_kratos
-HASH_TEMPORAL_PG_DATABASE=dev_temporal
-HASH_TEMPORAL_VISIBILITY_PG_DATABASE=dev_temporal_visibility
-HASH_GRAPH_PG_DATABASE=dev_graph
-
 HASH_GRAPH_RPC_ENABLED=true
 HASH_RPC_ENABLED=true
 
diff --git a/.env.test b/.env.test
index 91d1b98b7f3..05ed0ede26f 100644
--- a/.env.test
+++ b/.env.test
@@ -2,10 +2,6 @@
 # The values contained within this dotfile are provided to test instances of HASH
 # These variables can be locally overridden by re-specifying them in a `.env.test.local` file
 
-HASH_KRATOS_PG_DATABASE=test_kratos
-HASH_TEMPORAL_PG_DATABASE=test_temporal
-HASH_TEMPORAL_VISIBILITY_PG_DATABASE=test_temporal_visibility
-HASH_GRAPH_PG_DATABASE=test_graph
 HASH_GRAPH_ALLOWED_URL_DOMAIN_PATTERN="(?:http://localhost:3000|https://hash\\.ai)/@(?P<shortname>[\\w-]+)/types/(?P<kind>(?:data-type)|(?:property-type)|(?:entity-type))/[\\w\\-_%]+/"
 
 # For locally-running minio instance
diff --git a/.github/workflows/bench.yml b/.github/workflows/bench.yml
index 9986bf6fd35..f80cf512b47 100644
--- a/.github/workflows/bench.yml
+++ b/.github/workflows/bench.yml
@@ -194,8 +194,6 @@ jobs:
     strategy:
       matrix: ${{ fromJSON(needs.setup.outputs.integration) }}
       fail-fast: false
-    env:
-      HASH_GRAPH_PG_DATABASE: graph
     if: needs.setup.outputs.integration != '{"name":[],"include":[]}'
     runs-on: ubuntu-24.04
     steps:
@@ -236,9 +234,6 @@ jobs:
         if: github.event_name == 'pull_request'
         run: |
           touch .env.local
-
-          echo 'HASH_GRAPH_PG_DATABASE=graph' > .env.local
-
           cp .env.local .env.test.local
           yarn external-services:test up --wait
 
@@ -316,9 +311,6 @@ jobs:
       - name: Launch external services
         run: |
           touch .env.local
-
-          echo 'HASH_GRAPH_PG_DATABASE=graph' > .env.local
-
           cp .env.local .env.test.local
           yarn external-services:test up --wait
 
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 9e77a78a74f..b02a6c1e69a 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -303,9 +303,6 @@ jobs:
           echo 'ANTHROPIC_API_KEY=dummy' >> .env.local
           echo 'HASH_TEMPORAL_WORKER_AI_AWS_ACCESS_KEY_ID=dummy' >> .env.local
           echo 'HASH_TEMPORAL_WORKER_AI_AWS_SECRET_ACCESS_KEY=dummy' >> .env.local
-
-          echo 'HASH_GRAPH_PG_DATABASE=graph' >> .env.local
-
           cp .env.local .env.test.local
           yarn external-services:test up --wait