diff --git a/services/commtest/Cargo.lock b/services/commtest/Cargo.lock
index 6a520c5e0..f24e31344 100644
--- a/services/commtest/Cargo.lock
+++ b/services/commtest/Cargo.lock
@@ -1,451 +1,458 @@
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 # It is not intended for manual editing.
 version = 3
 
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diff --git a/services/commtest/Cargo.toml b/services/commtest/Cargo.toml
index 7dc85237a..cb184793b 100644
--- a/services/commtest/Cargo.toml
+++ b/services/commtest/Cargo.toml
@@ -1,10 +1,11 @@
 [package]
 name = "commtest"
 version = "0.1.0"
 edition = "2021"
 
 [dependencies]
+bytesize = "1.1.0"
 
 [build-dependencies]
 tonic-build = "0.6"
 derive_more = "0.99.16"