diff --git a/proxmox-rrd/Cargo.toml b/proxmox-rrd/Cargo.toml
index e5a0e2b0..f273bbe3 100644
--- a/proxmox-rrd/Cargo.toml
+++ b/proxmox-rrd/Cargo.toml
@@ -8,7 +8,6 @@ description = "Simple RRD database implementation."
 [dependencies]
 anyhow = "1.0"
 bitflags = "1.2.1"
-serde = { version = "1.0", features = [] }
 
 proxmox = { version = "0.13.5", features = ["api-macro"] }