diff --git a/src/data/relay_metrics.json b/src/data/relay_metrics.json
index 329cbbdedc757..4470730c1b0ed 100644
--- a/src/data/relay_metrics.json
+++ b/src/data/relay_metrics.json
@@ -17,10 +17,16 @@
     "description": "The used disk for the buffer.",
     "features": []
   },
+  {
+    "type": "Timer",
+    "name": "buffer.drain.duration",
+    "description": "Timing in milliseconds for the time it takes for the buffer to drain its envelopes.",
+    "features": []
+  },
   {
     "type": "Counter",
     "name": "buffer.envelope_stacks_popped",
-    "description": "Number of times a project key pair is popped from the envelope provider.",
+    "description": "Number of times an envelope stack is popped from the priority queue of stacks in the\nenvelope buffer.",
     "features": []
   },
   {
@@ -65,12 +71,6 @@
     "description": "Number of _envelopes_ the envelope buffer ingests.",
     "features": []
   },
-  {
-    "type": "Timer",
-    "name": "buffer.flush.duration",
-    "description": "Timing in milliseconds for the time it takes for the buffer to flush its envelopes.",
-    "features": []
-  },
   {
     "type": "Timer",
     "name": "buffer.initialization.duration",