diff --git a/orchagent/pfc_detect_barefoot.lua b/orchagent/pfc_detect_barefoot.lua
index e77137b2879..b270549a29b 100644
--- a/orchagent/pfc_detect_barefoot.lua
+++ b/orchagent/pfc_detect_barefoot.lua
@@ -1,12 +1,12 @@
 -- KEYS - queue IDs
 -- ARGV[1] - counters db index
 -- ARGV[2] - counters table name
--- ARGV[3] - poll time interval
+-- ARGV[3] - poll time interval (milliseconds)
 -- return queue Ids that satisfy criteria
 
 local counters_db = ARGV[1]
 local counters_table_name = ARGV[2]
-local poll_time = tonumber(ARGV[3])
+local poll_time = tonumber(ARGV[3]) * 1000
 
 local rets = {}
 
diff --git a/orchagent/pfc_detect_broadcom.lua b/orchagent/pfc_detect_broadcom.lua
index e7106cbd24f..4f82b933176 100644
--- a/orchagent/pfc_detect_broadcom.lua
+++ b/orchagent/pfc_detect_broadcom.lua
@@ -1,12 +1,12 @@
 -- KEYS - queue IDs
 -- ARGV[1] - counters db index
 -- ARGV[2] - counters table name
--- ARGV[3] - poll time interval
+-- ARGV[3] - poll time interval (milliseconds)
 -- return queue Ids that satisfy criteria
 
 local counters_db = ARGV[1]
 local counters_table_name = ARGV[2]
-local poll_time = tonumber(ARGV[3])
+local poll_time = tonumber(ARGV[3]) * 1000
 
 local rets = {}
 
diff --git a/orchagent/pfc_detect_innovium.lua b/orchagent/pfc_detect_innovium.lua
index d90f4d5a15b..cedd51baa32 100644
--- a/orchagent/pfc_detect_innovium.lua
+++ b/orchagent/pfc_detect_innovium.lua
@@ -1,12 +1,12 @@
 -- KEYS - queue IDs
 -- ARGV[1] - counters db index
 -- ARGV[2] - counters table name
--- ARGV[3] - poll time interval
+-- ARGV[3] - poll time interval (milliseconds)
 -- return queue Ids that satisfy criteria
 
 local counters_db = ARGV[1]
 local counters_table_name = ARGV[2]
-local poll_time = tonumber(ARGV[3])
+local poll_time = tonumber(ARGV[3]) * 1000
 
 local rets = {}
 
diff --git a/orchagent/pfc_detect_nephos.lua b/orchagent/pfc_detect_nephos.lua
index bd0cb3e7694..d152fc5f8c7 100644
--- a/orchagent/pfc_detect_nephos.lua
+++ b/orchagent/pfc_detect_nephos.lua
@@ -1,12 +1,12 @@
 -- KEYS - queue IDs
 -- ARGV[1] - counters db index
 -- ARGV[2] - counters table name
--- ARGV[3] - poll time interval
+-- ARGV[3] - poll time interval (milliseconds)
 -- return queue Ids that satisfy criteria
 
 local counters_db = ARGV[1]
 local counters_table_name = ARGV[2]
-local poll_time = tonumber(ARGV[3])
+local poll_time = tonumber(ARGV[3]) * 1000
 
 local rets = {}