diff --git a/config-repo/pcp-request-service.yaml b/config-repo/pcp-request-service.yaml
index ef094a1..6f2e83e 100644
--- a/config-repo/pcp-request-service.yaml
+++ b/config-repo/pcp-request-service.yaml
@@ -67,3 +67,14 @@ app:
     cleanup-cron: "0 0 3 * * *"
   grid:
     enabled: true
+
+---
+spring:
+  config:
+    activate:
+      on-profile: local
+  datasource:
+    driver-class-name: org.postgresql.Driver
+    url: jdbc:postgresql://${pcp.infra.postgres.host}:${pcp.infra.postgres.port}/pcp_requests
+    username: postgres
+    password: password
diff --git a/services/pcp-request-service/src/test/kotlin/org/nstart/dep265/requestservice/RequestServiceConfigTest.kt b/services/pcp-request-service/src/test/kotlin/org/nstart/dep265/requestservice/RequestServiceConfigTest.kt
new file mode 100644
index 0000000..cb0f87a
--- /dev/null
+++ b/services/pcp-request-service/src/test/kotlin/org/nstart/dep265/requestservice/RequestServiceConfigTest.kt
@@ -0,0 +1,36 @@
+package org.nstart.dep265.requestservice
+
+import java.nio.file.Files
+import java.nio.file.Path
+import kotlin.io.path.readText
+import kotlin.test.Test
+import kotlin.test.assertTrue
+
+class RequestServiceConfigTest {
+    @Test
+    fun `local profile uses concrete postgres datasource`() {
+        val config = configRepositoryFile().readText()
+
+        assertTrue(config.contains("on-profile: local"))
+        assertTrue(config.contains("url: jdbc:postgresql://\${pcp.infra.postgres.host}:\${pcp.infra.postgres.port}/pcp_requests"))
+        assertTrue(config.contains("username: postgres"))
+        assertTrue(config.contains("password: password"))
+    }
+
+    @Test
+    fun `shared datasource keeps environment placeholders for deployed profiles`() {
+        val config = configRepositoryFile().readText()
+
+        assertTrue(config.contains("url: \"\${SPRING_DATASOURCE_URL}\""))
+        assertTrue(config.contains("username: \"\${SPRING_DATASOURCE_USERNAME}\""))
+        assertTrue(config.contains("password: \"\${SPRING_DATASOURCE_PASSWORD}\""))
+    }
+
+    private fun configRepositoryFile(): Path {
+        val rootPath = Path.of("config-repo/pcp-request-service.yaml")
+        if (Files.exists(rootPath)) {
+            return rootPath
+        }
+        return Path.of("../../config-repo/pcp-request-service.yaml")
+    }
+}