diff --git a/services/api/src/index.js b/services/api/src/index.js
index 860b47d..d435640 100644
--- a/services/api/src/index.js
+++ b/services/api/src/index.js
@@ -25,30 +25,66 @@ modjo({
         redisQueueDedup: {
           pluginName: "ioredis",
           context: (ctx) => {
+            const redisConfig = {
+              host: process.env.REDIS_QUEUE_DEDUP_HOST,
+              port: process.env.REDIS_QUEUE_DEDUP_PORT || "6379",
+              username: process.env.REDIS_QUEUE_DEDUP_USERNAME || "default",
+              password: process.env.REDIS_QUEUE_DEDUP_PASSWORD,
+              db: process.env.REDIS_QUEUE_DEDUP_DB || "0",
+            }
+
+            // Add Sentinel configuration if provided
+            if (
+              process.env.REDIS_QUEUE_DEDUP_SENTINELS &&
+              process.env.REDIS_QUEUE_DEDUP_SENTINEL_MASTER
+            ) {
+              const sentinelEndpoints =
+                process.env.REDIS_QUEUE_DEDUP_SENTINELS.split(",")
+              redisConfig.sentinel = {
+                sentinels: sentinelEndpoints.map((endpoint) => {
+                  const [host, port] = endpoint.trim().split(":")
+                  return { host, port: parseInt(port, 10) || 26379 }
+                }),
+                name: process.env.REDIS_QUEUE_DEDUP_SENTINEL_MASTER,
+              }
+            }
+
             ctx.set("config", {
               ...ctx.get("config"),
-              redis: {
-                host: process.env.REDIS_QUEUE_DEDUP_HOST,
-                port: process.env.REDIS_QUEUE_DEDUP_PORT || "6379",
-                username: process.env.REDIS_QUEUE_DEDUP_USERNAME || "default",
-                password: process.env.REDIS_QUEUE_DEDUP_PASSWORD,
-                db: process.env.REDIS_QUEUE_DEDUP_DB || "0",
-              },
+              redis: redisConfig,
             })
           },
         },
         redisHotGeodata: {
           pluginName: "ioredis",
           context: (ctx) => {
+            const redisConfig = {
+              host: process.env.REDIS_HOT_GEODATA_HOST,
+              port: process.env.REDIS_HOT_GEODATA_PORT || "6379",
+              username: process.env.REDIS_HOT_GEODATA_USERNAME || "default",
+              password: process.env.REDIS_HOT_GEODATA_PASSWORD,
+              db: process.env.REDIS_HOT_GEODATA_DB || "0",
+            }
+
+            // Add Sentinel configuration if provided
+            if (
+              process.env.REDIS_HOT_GEODATA_SENTINELS &&
+              process.env.REDIS_HOT_GEODATA_SENTINEL_MASTER
+            ) {
+              const sentinelEndpoints =
+                process.env.REDIS_HOT_GEODATA_SENTINELS.split(",")
+              redisConfig.sentinel = {
+                sentinels: sentinelEndpoints.map((endpoint) => {
+                  const [host, port] = endpoint.trim().split(":")
+                  return { host, port: parseInt(port, 10) || 26379 }
+                }),
+                name: process.env.REDIS_HOT_GEODATA_SENTINEL_MASTER,
+              }
+            }
+
             ctx.set("config", {
               ...ctx.get("config"),
-              redis: {
-                host: process.env.REDIS_HOT_GEODATA_HOST,
-                port: process.env.REDIS_HOT_GEODATA_PORT || "6379",
-                username: process.env.REDIS_HOT_GEODATA_USERNAME || "default",
-                password: process.env.REDIS_HOT_GEODATA_PASSWORD,
-                db: process.env.REDIS_HOT_GEODATA_DB || "0",
-              },
+              redis: redisConfig,
             })
           },
         },
diff --git a/services/tasks/src/index.js b/services/tasks/src/index.js
index eb544e1..5dddce5 100644
--- a/services/tasks/src/index.js
+++ b/services/tasks/src/index.js
@@ -49,30 +49,66 @@ modjo({
         redisHotGeodata: {
           pluginName: "ioredis",
           context: (ctx) => {
+            const redisConfig = {
+              host: process.env.REDIS_HOT_GEODATA_HOST,
+              port: process.env.REDIS_HOT_GEODATA_PORT || "6379",
+              username: process.env.REDIS_HOT_GEODATA_USERNAME || "default",
+              password: process.env.REDIS_HOT_GEODATA_PASSWORD,
+              db: process.env.REDIS_HOT_GEODATA_DB || "0",
+            }
+
+            // Add Sentinel configuration if provided
+            if (
+              process.env.REDIS_HOT_GEODATA_SENTINELS &&
+              process.env.REDIS_HOT_GEODATA_SENTINEL_MASTER
+            ) {
+              const sentinelEndpoints =
+                process.env.REDIS_HOT_GEODATA_SENTINELS.split(",")
+              redisConfig.sentinel = {
+                sentinels: sentinelEndpoints.map((endpoint) => {
+                  const [host, port] = endpoint.trim().split(":")
+                  return { host, port: parseInt(port, 10) || 26379 }
+                }),
+                name: process.env.REDIS_HOT_GEODATA_SENTINEL_MASTER,
+              }
+            }
+
             ctx.set("config", {
               ...ctx.get("config"),
-              redis: {
-                host: process.env.REDIS_HOT_GEODATA_HOST,
-                port: process.env.REDIS_HOT_GEODATA_PORT || "6379",
-                username: process.env.REDIS_HOT_GEODATA_USERNAME || "default",
-                password: process.env.REDIS_HOT_GEODATA_PASSWORD,
-                db: process.env.REDIS_HOT_GEODATA_DB || "0",
-              },
+              redis: redisConfig,
             })
           },
         },
         redisQueueDedup: {
           pluginName: "ioredis",
           context: (ctx) => {
+            const redisConfig = {
+              host: process.env.REDIS_QUEUE_DEDUP_HOST,
+              port: process.env.REDIS_QUEUE_DEDUP_PORT || "6379",
+              username: process.env.REDIS_QUEUE_DEDUP_USERNAME || "default",
+              password: process.env.REDIS_QUEUE_DEDUP_PASSWORD,
+              db: process.env.REDIS_QUEUE_DEDUP_DB || "0",
+            }
+
+            // Add Sentinel configuration if provided
+            if (
+              process.env.REDIS_QUEUE_DEDUP_SENTINELS &&
+              process.env.REDIS_QUEUE_DEDUP_SENTINEL_MASTER
+            ) {
+              const sentinelEndpoints =
+                process.env.REDIS_QUEUE_DEDUP_SENTINELS.split(",")
+              redisConfig.sentinel = {
+                sentinels: sentinelEndpoints.map((endpoint) => {
+                  const [host, port] = endpoint.trim().split(":")
+                  return { host, port: parseInt(port, 10) || 26379 }
+                }),
+                name: process.env.REDIS_QUEUE_DEDUP_SENTINEL_MASTER,
+              }
+            }
+
             ctx.set("config", {
               ...ctx.get("config"),
-              redis: {
-                host: process.env.REDIS_QUEUE_DEDUP_HOST,
-                port: process.env.REDIS_QUEUE_DEDUP_PORT || "6379",
-                username: process.env.REDIS_QUEUE_DEDUP_USERNAME || "default",
-                password: process.env.REDIS_QUEUE_DEDUP_PASSWORD,
-                db: process.env.REDIS_QUEUE_DEDUP_DB || "0",
-              },
+              redis: redisConfig,
             })
           },
         },
diff --git a/services/watchers/src/index.js b/services/watchers/src/index.js
index e3ff804..4dddb19 100644
--- a/services/watchers/src/index.js
+++ b/services/watchers/src/index.js
@@ -27,15 +27,33 @@ modjo({
         redisHotGeodata: {
           pluginName: "ioredis",
           context: (ctx) => {
+            const redisConfig = {
+              host: process.env.REDIS_HOT_GEODATA_HOST,
+              port: process.env.REDIS_HOT_GEODATA_PORT || "6379",
+              username: process.env.REDIS_HOT_GEODATA_USERNAME || "default",
+              password: process.env.REDIS_HOT_GEODATA_PASSWORD,
+              db: process.env.REDIS_HOT_GEODATA_DB || "0",
+            }
+
+            // Add Sentinel configuration if provided
+            if (
+              process.env.REDIS_HOT_GEODATA_SENTINELS &&
+              process.env.REDIS_HOT_GEODATA_SENTINEL_MASTER
+            ) {
+              const sentinelEndpoints =
+                process.env.REDIS_HOT_GEODATA_SENTINELS.split(",")
+              redisConfig.sentinel = {
+                sentinels: sentinelEndpoints.map((endpoint) => {
+                  const [host, port] = endpoint.trim().split(":")
+                  return { host, port: parseInt(port, 10) || 26379 }
+                }),
+                name: process.env.REDIS_HOT_GEODATA_SENTINEL_MASTER,
+              }
+            }
+
             ctx.set("config", {
               ...ctx.get("config"),
-              redis: {
-                host: process.env.REDIS_HOT_GEODATA_HOST,
-                port: process.env.REDIS_HOT_GEODATA_PORT || "6379",
-                username: process.env.REDIS_HOT_GEODATA_USERNAME || "default",
-                password: process.env.REDIS_HOT_GEODATA_PASSWORD,
-                db: process.env.REDIS_HOT_GEODATA_DB || "0",
-              },
+              redis: redisConfig,
             })
           },
         },