diff --git a/proxmox-rrd-api-types/Cargo.toml b/proxmox-rrd-api-types/Cargo.toml
new file mode 100644
index 00000000..eaae9a90
--- /dev/null
+++ b/proxmox-rrd-api-types/Cargo.toml
@@ -0,0 +1,11 @@
+[package]
+name = "proxmox-rrd-api-types"
+version = "0.1.0"
+authors = ["Proxmox Support Team <support@proxmox.com>"]
+edition = "2018"
+description = "API type definitions for proxmox-rrd crate."
+
+
+[dependencies]
+serde = { version = "1.0", features = [] }
+proxmox = { version = "0.13.5", features = ["api-macro"] }
diff --git a/proxmox-rrd-api-types/src/lib.rs b/proxmox-rrd-api-types/src/lib.rs
new file mode 100644
index 00000000..4a0165ff
--- /dev/null
+++ b/proxmox-rrd-api-types/src/lib.rs
@@ -0,0 +1,31 @@
+use serde::{Deserialize, Serialize};
+use proxmox::api::api;
+
+#[api()]
+#[derive(Copy, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "UPPERCASE")]
+/// RRD consolidation mode
+pub enum RRDMode {
+    /// Maximum
+    Max,
+    /// Average
+    Average,
+}
+
+#[api()]
+#[repr(u64)]
+#[derive(Copy, Clone, Serialize, Deserialize)]
+#[serde(rename_all = "lowercase")]
+/// RRD time frame resolution
+pub enum RRDTimeFrameResolution {
+    ///  1 min => last 70 minutes
+    Hour = 60,
+    /// 30 min => last 35 hours
+    Day = 60*30,
+    /// 3 hours => about 8 days
+    Week = 60*180,
+    /// 12 hours => last 35 days
+    Month = 60*720,
+    /// 1 week => last 490 days
+    Year = 60*10080,
+}
diff --git a/proxmox-rrd/Cargo.toml b/proxmox-rrd/Cargo.toml
index c2b2d213..e5a0e2b0 100644
--- a/proxmox-rrd/Cargo.toml
+++ b/proxmox-rrd/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 name = "proxmox-rrd"
 version = "0.1.0"
-authors = ["Dietmar Maurer <dietmar@proxmox.com>"]
+authors = ["Proxmox Support Team <support@proxmox.com>"]
 edition = "2018"
 description = "Simple RRD database implementation."
 
@@ -11,3 +11,5 @@ bitflags = "1.2.1"
 serde = { version = "1.0", features = [] }
 
 proxmox = { version = "0.13.5", features = ["api-macro"] }
+
+proxmox-rrd-api-types = { path = "../proxmox-rrd-api-types" }
diff --git a/proxmox-rrd/src/cache.rs b/proxmox-rrd/src/cache.rs
index c0e46d35..550eb30c 100644
--- a/proxmox-rrd/src/cache.rs
+++ b/proxmox-rrd/src/cache.rs
@@ -6,7 +6,7 @@ use anyhow::{format_err, Error};
 
 use proxmox::tools::fs::{create_path, CreateOptions};
 
-use crate::{RRDMode, RRDTimeFrameResolution};
+use proxmox_rrd_api_types::{RRDMode, RRDTimeFrameResolution};
 
 use super::*;
 
diff --git a/proxmox-rrd/src/lib.rs b/proxmox-rrd/src/lib.rs
index d6ba54c9..446aff04 100644
--- a/proxmox-rrd/src/lib.rs
+++ b/proxmox-rrd/src/lib.rs
@@ -3,35 +3,3 @@ pub use rrd::*;
 
 mod cache;
 pub use cache::*;
-
-use serde::{Deserialize, Serialize};
-use proxmox::api::api;
-
-#[api()]
-#[derive(Copy, Clone, Serialize, Deserialize)]
-#[serde(rename_all = "UPPERCASE")]
-/// RRD consolidation mode
-pub enum RRDMode {
-    /// Maximum
-    Max,
-    /// Average
-    Average,
-}
-
-#[api()]
-#[repr(u64)]
-#[derive(Copy, Clone, Serialize, Deserialize)]
-#[serde(rename_all = "lowercase")]
-/// RRD time frame resolution
-pub enum RRDTimeFrameResolution {
-    ///  1 min => last 70 minutes
-    Hour = 60,
-    /// 30 min => last 35 hours
-    Day = 60*30,
-    /// 3 hours => about 8 days
-    Week = 60*180,
-    /// 12 hours => last 35 days
-    Month = 60*720,
-    /// 1 week => last 490 days
-    Year = 60*10080,
-}
diff --git a/proxmox-rrd/src/rrd.rs b/proxmox-rrd/src/rrd.rs
index 19a6deba..526d36b3 100644
--- a/proxmox-rrd/src/rrd.rs
+++ b/proxmox-rrd/src/rrd.rs
@@ -5,7 +5,7 @@ use anyhow::Error;
 
 use proxmox::tools::{fs::replace_file, fs::CreateOptions};
 
-use crate::{RRDMode, RRDTimeFrameResolution};
+use proxmox_rrd_api_types::{RRDMode, RRDTimeFrameResolution};
 
 /// The number of data entries per RRA
 pub const RRD_DATA_ENTRIES: usize = 70;