diff --git a/changelog.d/+operator-tmp-volume.fixed.md b/changelog.d/+operator-tmp-volume.fixed.md
new file mode 100644
index 00000000000..db28de877e5
--- /dev/null
+++ b/changelog.d/+operator-tmp-volume.fixed.md
@@ -0,0 +1 @@
+Fixed `mirrord operator setup` - added missing `/tmp` volume to the operator deployment.
diff --git a/mirrord/operator/src/setup.rs b/mirrord/operator/src/setup.rs
index acd2c2d7540..18edfa63c45 100644
--- a/mirrord/operator/src/setup.rs
+++ b/mirrord/operator/src/setup.rs
@@ -357,6 +357,18 @@ impl OperatorDeployment {
             });
         }
 
+        // For downloading and using CA.
+        volumes.push(Volume {
+            name: "tmp".to_string(),
+            empty_dir: Some(Default::default()),
+            ..Default::default()
+        });
+        volume_mounts.push(VolumeMount {
+            mount_path: "/tmp".to_string(),
+            name: "tmp".to_string(),
+            ..Default::default()
+        });
+
         if let Some(license_key) = license_key {
             envs.push(EnvVar {
                 name: "OPERATOR_LICENSE_KEY".to_owned(),