diff --git a/lib/utils/transcription-utils.js b/lib/utils/transcription-utils.js
index 565160a7..70dd8d10 100644
--- a/lib/utils/transcription-utils.js
+++ b/lib/utils/transcription-utils.js
@@ -1118,7 +1118,7 @@ module.exports = (logger) => {
         ...(vadSilenceThresholdSecs && {ELEVENLABS_VAD_SILENCE_THRESHOLD_SECS: vadSilenceThresholdSecs}),
         ...(vadThreshold && {ELEVENLABS_VAD_THRESHOLD: vadThreshold}),
         ...(minSpeechDurationMs && {ELEVENLABS_MIN_SPEECH_DURATION_MS: minSpeechDurationMs}),
-        ...(minSilenceDurationMs && {ELEVENLABS_MIN_SILENCE_DURATION_MS: minSilenceDurationMs}),
+        ELEVENLABS_MIN_SILENCE_DURATION_MS: 1500,
         ...(enableLogging && {ELEVENLABS_ENABLE_LOGGING: enableLogging ? 1 : 0}),
       };
     }
diff --git a/package-lock.json b/package-lock.json
index c04fbfa7..9f219df2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -18,7 +18,7 @@
         "@jambonz/speech-utils": "^0.2.26",
         "@jambonz/stats-collector": "^0.1.10",
         "@jambonz/time-series": "^0.2.14",
-        "@jambonz/verb-specifications": "^0.0.119",
+        "@jambonz/verb-specifications": "^0.0.121",
         "@modelcontextprotocol/sdk": "^1.9.0",
         "@opentelemetry/api": "^1.8.0",
         "@opentelemetry/exporter-jaeger": "^1.23.0",
@@ -1533,9 +1533,9 @@
       }
     },
     "node_modules/@jambonz/verb-specifications": {
-      "version": "0.0.119",
-      "resolved": "https://registry.npmjs.org/@jambonz/verb-specifications/-/verb-specifications-0.0.119.tgz",
-      "integrity": "sha512-AQsZ7EY2bBOjdhufKtZpdrhFobo6LBMLkuDJY058Q3qxGBtlZr3Wx9zrlVjJuNOGCEJSmMP7Gr/EtjtFFX2iTw==",
+      "version": "0.0.121",
+      "resolved": "https://registry.npmjs.org/@jambonz/verb-specifications/-/verb-specifications-0.0.121.tgz",
+      "integrity": "sha512-urM8rCJihQn+/dB+0+rlIDf36MlIfCOhCpqqBc1euET2A5fxYP6XXXpNmxuk2CqiU5xNqhsSv362fqKIHtF3dw==",
       "license": "MIT",
       "dependencies": {
         "debug": "^4.3.4",
@@ -8749,6 +8749,7 @@
     },
     "node_modules/unix-dgram": {
       "version": "2.0.6",
+      "hasInstallScript": true,
       "license": "ISC",
       "optional": true,
       "dependencies": {
diff --git a/package.json b/package.json
index ec12d1c5..786fd6a5 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "@jambonz/speech-utils": "^0.2.26",
     "@jambonz/stats-collector": "^0.1.10",
     "@jambonz/time-series": "^0.2.14",
-    "@jambonz/verb-specifications": "^0.0.119",
+    "@jambonz/verb-specifications": "^0.0.121",
     "@modelcontextprotocol/sdk": "^1.9.0",
     "@opentelemetry/api": "^1.8.0",
     "@opentelemetry/exporter-jaeger": "^1.23.0",