diff --git a/go.mod b/go.mod
index 2dc3875..d2445e5 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,7 @@ go 1.26.2
 require (
 	github.com/eclipse/paho.mqtt.golang v1.5.1
 	github.com/emiago/diago v0.28.0
-	github.com/emiago/sipgo v1.3.0
+	github.com/emiago/sipgo v1.3.1
 	github.com/expr-lang/expr v1.17.8
 	github.com/extism/go-sdk v1.7.1
 	github.com/google/jsonschema-go v0.4.2
diff --git a/go.sum b/go.sum
index 33a13b3..7e612a1 100644
--- a/go.sum
+++ b/go.sum
@@ -24,8 +24,8 @@ github.com/emiago/diago v0.28.0 h1:VCiimhFYLoBTsxH6WrufLSt6tKWG8Fv7LfCkZHqct2E=
 github.com/emiago/diago v0.28.0/go.mod h1:eQT6j9co9PMQ/25aUiM2jpvwxxWFXLWi2w5R3lZNmKg=
 github.com/emiago/dtls/v3 v3.0.0-20260122183559-8b8d23e359c0 h1:o4LxpUnZ1zxiQ+Qjc9kLwXcjz31NGAHmnZ7xoJto3VM=
 github.com/emiago/dtls/v3 v3.0.0-20260122183559-8b8d23e359c0/go.mod h1:ydcZ977eS1I6uOWodzMuw30BwvNAzT9su/xcNYSJqjA=
-github.com/emiago/sipgo v1.3.0 h1:efxQln1wJqcIU9+N+4eTKNtTZ7YsRsg8yc+0XYqyuQU=
-github.com/emiago/sipgo v1.3.0/go.mod h1:DuwAxBZhKMqIzQFPGZb1MVAGU6Wuxj64oTOhd5dx/FY=
+github.com/emiago/sipgo v1.3.1 h1:JwcmYJtCmcjuLwB2ZxtupYilNQgwXN/JIcxp+CDq16A=
+github.com/emiago/sipgo v1.3.1/go.mod h1:DuwAxBZhKMqIzQFPGZb1MVAGU6Wuxj64oTOhd5dx/FY=
 github.com/expr-lang/expr v1.17.8 h1:W1loDTT+0PQf5YteHSTpju2qfUfNoBt4yw9+wOEU9VM=
 github.com/expr-lang/expr v1.17.8/go.mod h1:8/vRC7+7HBzESEqt5kKpYXxrxkr31SaO8r40VO/1IT4=
 github.com/extism/go-sdk v1.7.1 h1:lWJos6uY+tRFdlIHR+SJjwFDApY7OypS/2nMhiVQ9Sw=