diff --git a/pbs-api-types/Cargo.toml b/pbs-api-types/Cargo.toml
index 23b40c35..50746c79 100644
--- a/pbs-api-types/Cargo.toml
+++ b/pbs-api-types/Cargo.toml
@@ -9,7 +9,6 @@ description = "general API type helpers for PBS"
 anyhow = "1.0"
 hex = "0.4.3"
 lazy_static = "1.4"
-libc = "0.2"
 openssl = "0.10"
 percent-encoding = "2.1"
 regex = "1.2"
diff --git a/pbs-api-types/src/network.rs b/pbs-api-types/src/network.rs
index de27df7e..f2af3e6f 100644
--- a/pbs-api-types/src/network.rs
+++ b/pbs-api-types/src/network.rs
@@ -127,7 +127,7 @@ pub enum NetworkInterfaceType {
 pub const NETWORK_INTERFACE_NAME_SCHEMA: Schema = StringSchema::new("Network interface name.")
     .format(&NETWORK_INTERFACE_FORMAT)
     .min_length(1)
-    .max_length(libc::IFNAMSIZ-1)
+    .max_length(15) // libc::IFNAMSIZ-1
     .schema();
 
 pub const NETWORK_INTERFACE_ARRAY_SCHEMA: Schema = ArraySchema::new(