diff --git a/rlz/lib/rlz_lib.cc b/rlz/lib/rlz_lib.cc
index 5e7b3f3133fa8..e3cae9da534f5 100644
--- a/rlz/lib/rlz_lib.cc
+++ b/rlz/lib/rlz_lib.cc
@@ -445,10 +445,12 @@ bool SendFinancialPing(Product product,
 #if BUILDFLAG(IS_CHROMEOS_ASH)
   const net::BackoffEntry::Policy policy = {
       0,  // Number of initial errors to ignore.
-      base::TimeDelta::FromSeconds(5).InMilliseconds(),  // Initial delay.
+      static_cast<int>(
+          base::TimeDelta::FromSeconds(5).InMilliseconds()),  // Initial delay.
       2,    // Factor to increase delay.
       0.1,  // Delay fuzzing.
-      base::TimeDelta::FromMinutes(5).InMilliseconds(),  // Maximum delay.
+      static_cast<int>(
+          base::TimeDelta::FromMinutes(5).InMilliseconds()),  // Maximum delay.
       -1,  // Time to keep entries.  -1 == never discard.
   };
   net::BackoffEntry backoff(&policy);