diff --git a/_data/simple-icons.json b/_data/simple-icons.json
index 60379da4..8c9ae3ea 100644
--- a/_data/simple-icons.json
+++ b/_data/simple-icons.json
@@ -2736,6 +2736,11 @@
             "hex": "517A9E",
             "source": "https://www.pivotaltracker.com/branding-guidelines"
         },
+        {
+            "title": "PJSIP",
+            "hex": "F86001",
+            "source": "https://www.pjsip.org/favicon.ico"
+        },
         {
             "title": "PlanGrid",
             "hex": "0085DE",