diff --git a/Cargo.toml b/Cargo.toml
index 4afd17f6f2..be35676453 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -51,7 +51,7 @@ members = [
     "upload-perf",
     "validator-info",
     "utils/netutil",
-    "utils/fixed_buf",
+    "utils/fixed-buf",
     "vote-signer",
     "cli",
 ]
diff --git a/utils/fixed_buf/.gitignore b/utils/fixed-buf/.gitignore
similarity index 100%
rename from utils/fixed_buf/.gitignore
rename to utils/fixed-buf/.gitignore
diff --git a/utils/fixed_buf/Cargo.toml b/utils/fixed-buf/Cargo.toml
similarity index 100%
rename from utils/fixed_buf/Cargo.toml
rename to utils/fixed-buf/Cargo.toml
diff --git a/utils/fixed_buf/src/lib.rs b/utils/fixed-buf/src/lib.rs
similarity index 100%
rename from utils/fixed_buf/src/lib.rs
rename to utils/fixed-buf/src/lib.rs