--- a/toolkit/components/telemetry/Histograms.json
+++ b/toolkit/components/telemetry/Histograms.json
@@ -2102,16 +2102,17 @@
     "description": "SSL Version (1=tls1, 2=tls1.1, 3=tls1.2, 4=tls1.3)"
   },
   "SSL_HANDSHAKE_RESULT": {
     "alert_emails": ["seceng-telemetry@mozilla.com"],
     "bug_numbers": [1331280],
     "expires_in_version": "never",
     "kind": "enumerated",
     "n_values": 672,
+    "releaseChannelCollection": "opt-out",      
     "description": "SSL handshake result, 0=success, 1-255=NSS error offset, 256-511=SEC error offset + 256, 512-639=NSPR error offset + 512, 640-670=PKIX error, 671=unknown err"
   },
   "SSL_TIME_UNTIL_READY": {
     "alert_emails": ["seceng-telemetry@mozilla.com"],
     "expires_in_version": "never",
     "kind": "exponential",
     "high": 60000,
     "n_buckets": 200,