diff --git a/lib/tasks/stt-task.js b/lib/tasks/stt-task.js
index b63679a3..b233312d 100644
--- a/lib/tasks/stt-task.js
+++ b/lib/tasks/stt-task.js
@@ -196,8 +196,12 @@ class SttTask extends Task {
       credentials = {...credentials, access_token, stt_region};
     } else if (['aws', 'polly'].includes(vendor) && credentials.roleArn) {
       /* get aws access token */
-      const {roleArn} = credentials;
-      const {accessKeyId, secretAccessKey, sessionToken, servedFromCache} = await getAwsAuthToken(roleArn);
+      const {roleArn, region} = credentials;
+      const {accessKeyId, secretAccessKey, sessionToken, servedFromCache} =
+        await getAwsAuthToken({
+          region,
+          roleArn
+        });
       this.logger.debug({roleArn}, `got aws access token ${servedFromCache ? 'from cache' : ''}`);
       credentials = {...credentials, accessKeyId, secretAccessKey, sessionToken};
     } else if (vendor === 'verbio' && credentials.client_id && credentials.client_secret) {
diff --git a/package-lock.json b/package-lock.json
index bc0618a6..aab1d310 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15,7 +15,7 @@
         "@jambonz/http-health-check": "^0.0.1",
         "@jambonz/mw-registrar": "^0.2.7",
         "@jambonz/realtimedb-helpers": "^0.8.8",
-        "@jambonz/speech-utils": "^0.1.7",
+        "@jambonz/speech-utils": "^0.1.11",
         "@jambonz/stats-collector": "^0.1.10",
         "@jambonz/time-series": "^0.2.8",
         "@jambonz/verb-specifications": "^0.0.72",
@@ -2322,9 +2322,9 @@
       }
     },
     "node_modules/@jambonz/speech-utils": {
-      "version": "0.1.9",
-      "resolved": "https://registry.npmjs.org/@jambonz/speech-utils/-/speech-utils-0.1.9.tgz",
-      "integrity": "sha512-9YIv8i5fyYtzUiAc637DhzOggPeOcolP9VRswc9Gwodux3ORKh7mSMsTwy/HxS81PFoev3FCyzzWuToer0NF1w==",
+      "version": "0.1.11",
+      "resolved": "https://registry.npmjs.org/@jambonz/speech-utils/-/speech-utils-0.1.11.tgz",
+      "integrity": "sha512-VgljBLUF871adib/3yWpzd7kv26ioxiLVkAIxm94CSk9WeZuzX1lVcE2SohojW3mjCYdYY6+B8FRyzlTD+en3g==",
       "dependencies": {
         "@aws-sdk/client-polly": "^3.496.0",
         "@aws-sdk/client-sts": "^3.496.0",
@@ -11954,9 +11954,9 @@
       }
     },
     "@jambonz/speech-utils": {
-      "version": "0.1.9",
-      "resolved": "https://registry.npmjs.org/@jambonz/speech-utils/-/speech-utils-0.1.9.tgz",
-      "integrity": "sha512-9YIv8i5fyYtzUiAc637DhzOggPeOcolP9VRswc9Gwodux3ORKh7mSMsTwy/HxS81PFoev3FCyzzWuToer0NF1w==",
+      "version": "0.1.11",
+      "resolved": "https://registry.npmjs.org/@jambonz/speech-utils/-/speech-utils-0.1.11.tgz",
+      "integrity": "sha512-VgljBLUF871adib/3yWpzd7kv26ioxiLVkAIxm94CSk9WeZuzX1lVcE2SohojW3mjCYdYY6+B8FRyzlTD+en3g==",
       "requires": {
         "@aws-sdk/client-polly": "^3.496.0",
         "@aws-sdk/client-sts": "^3.496.0",
diff --git a/package.json b/package.json
index 2dca7c3a..7b2d8d2f 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "@jambonz/http-health-check": "^0.0.1",
     "@jambonz/mw-registrar": "^0.2.7",
     "@jambonz/realtimedb-helpers": "^0.8.8",
-    "@jambonz/speech-utils": "^0.1.7",
+    "@jambonz/speech-utils": "^0.1.11",
     "@jambonz/stats-collector": "^0.1.10",
     "@jambonz/time-series": "^0.2.8",
     "@jambonz/verb-specifications": "^0.0.72",