diff --git a/crates/rattler_conda_types/src/package/index.rs b/crates/rattler_conda_types/src/package/index.rs
index e7bfac055c..17fa4ad787 100644
--- a/crates/rattler_conda_types/src/package/index.rs
+++ b/crates/rattler_conda_types/src/package/index.rs
@@ -1,11 +1,11 @@
-use std::path::Path;
+use std::{collections::BTreeSet, path::Path};
 
 use rattler_macros::sorted;
 use serde::{Deserialize, Serialize};
 use serde_with::{serde_as, skip_serializing_none};
 
 use super::PackageFile;
-use crate::{NoArchType, PackageName, VersionWithSource};
+use crate::{NoArchType, PackageName, PackageUrl, VersionWithSource};
 
 /// A representation of the `index.json` file found in package archives.
 ///
@@ -58,6 +58,10 @@ pub struct IndexJson {
     /// Optionally, the OS the package is build for.
     pub platform: Option<String>,
 
+    /// A list of Package URLs identifying this package.
+    /// See this CEP: <https://github.com/conda/ceps/pull/63>
+    pub purls: Option<BTreeSet<PackageUrl>>,
+
     /// Optionally a path within the environment of the site-packages directory.
     /// This field is only present for python interpreter packages.
     /// This field was introduced with <https://github.com/conda/ceps/blob/main/cep-17.md>.
diff --git a/crates/rattler_conda_types/src/repo_data/mod.rs b/crates/rattler_conda_types/src/repo_data/mod.rs
index 38800101ec..790cbd9d44 100644
--- a/crates/rattler_conda_types/src/repo_data/mod.rs
+++ b/crates/rattler_conda_types/src/repo_data/mod.rs
@@ -170,6 +170,7 @@ pub struct PackageRecord {
     /// filled in. So later it can be one of the following:
     /// [`Some(vec![])`] means that the purl is empty and package is not pypi
     /// one. [`Some([`PackageUrl`])`] means that it is a pypi package.
+    /// See this CEP: <https://github.com/conda/ceps/pull/63>
     #[serde(default, skip_serializing_if = "Option::is_none")]
     pub purls: Option<BTreeSet<PackageUrl>>,
 
@@ -515,7 +516,7 @@ impl PackageRecord {
             timestamp: index.timestamp,
             track_features: index.track_features,
             version: index.version,
-            purls: None,
+            purls: index.purls,
             run_exports: None,
         })
     }
diff --git a/crates/rattler_conda_types/src/repo_data/patches.rs b/crates/rattler_conda_types/src/repo_data/patches.rs
index 72e9906e03..996d1102db 100644
--- a/crates/rattler_conda_types/src/repo_data/patches.rs
+++ b/crates/rattler_conda_types/src/repo_data/patches.rs
@@ -98,6 +98,7 @@ pub struct PackageRecordPatch {
 
     /// Package identifiers of packages that are equivalent to this package but from other
     /// ecosystems.
+    /// See this CEP: <https://github.com/conda/ceps/pull/63>
     pub purls: Option<BTreeSet<PackageUrl>>,
 }
 
diff --git a/crates/rattler_index/src/lib.rs b/crates/rattler_index/src/lib.rs
index c781d0a387..f3fa67d892 100644
--- a/crates/rattler_index/src/lib.rs
+++ b/crates/rattler_index/src/lib.rs
@@ -68,7 +68,7 @@ pub fn package_record_from_index_json<T: Read>(
         python_site_packages_path: index.python_site_packages_path,
         legacy_bz2_md5: None,
         legacy_bz2_size: None,
-        purls: None,
+        purls: index.purls,
         run_exports: None,
     };