diff --git a/src/sip-uri-parse.js b/src/sip-uri-parse.js
index 8995828d..c4492dcc 100644
--- a/src/sip-uri-parse.js
+++ b/src/sip-uri-parse.js
@@ -11,14 +11,14 @@ export default function (sipUri) {
     }
     if (sipUriParts1 !== null) {
         const sipUriParts2 = sipUriParts1[1].split('@')
-        const sipUriParts3 = sipUriParts2[0].split(':')
-        const sipUriParts4 = sipUriParts2[1].split(';')
-        const sipUriParts5 = sipUriParts4[0].split(':')
+        const sipUriParts3 = sipUriParts2 && sipUriParts2[0] ? sipUriParts2[0].split(':') : null
+        const sipUriParts4 = sipUriParts2 && sipUriParts2[1] ? sipUriParts2[1].split(';') : null
+        const sipUriParts5 = sipUriParts4 && sipUriParts4[0] ? sipUriParts4[0].split(':') : null
         parsedUri.protocol = 'sip:'
-        parsedUri.host = sipUriParts5[0]
-        parsedUri.port = sipUriParts5[1]
-        parsedUri.username = sipUriParts3[0]
-        parsedUri.password = sipUriParts3[1]
+        parsedUri.host = sipUriParts5 && sipUriParts5[0] ? sipUriParts5[0] : ''
+        parsedUri.port = sipUriParts5 && sipUriParts5[1] ? sipUriParts5[1] : ''
+        parsedUri.username = sipUriParts3 && sipUriParts3[0] ? sipUriParts3[0] : ''
+        parsedUri.password = sipUriParts3 && sipUriParts3[1] ? sipUriParts3[1] : ''
         return parsedUri
     } else {
         return null