diff --git a/api.go b/api.go
index 0c40db8..ef6dd8b 100644
--- a/api.go
+++ b/api.go
@@ -385,10 +385,47 @@ func (app *appContext) DeleteUser(gc *gin.Context) {
 	var req deleteUserDTO
 	gc.BindJSON(&req)
 	errors := map[string]string{}
+	ombiEnabled := app.config.Section("ombi").Key("enabled").MustBool(false)
+	ombiUsers := []map[string]interface{}{}
+	var code int
+	var err error
+	if ombiEnabled {
+		ombiUsers, code, err = app.ombi.getUsers()
+		if code != 200 || err != nil {
+			respond(500, fmt.Sprintf("Couldn't get users: %s (%s)", code, err), gc)
+			return
+		}
+	}
 	for _, userID := range req.Users {
+		if ombiEnabled {
+			ombiID := ""
+			user, status, err := app.jf.userById(userID, false)
+			if err == nil && status == 200 {
+				username := user["Name"].(string)
+				email := app.storage.emails[userID].(string)
+				for _, ombiUser := range ombiUsers {
+					if ombiUser["userName"].(string) == username || (ombiUser["emailAddress"].(string) == email && email != "") {
+						ombiID = ombiUser["id"].(string)
+						break
+					}
+				}
+				if ombiID != "" {
+					status, err := app.ombi.deleteUser(ombiID)
+					if err != nil || status != 200 {
+						app.err.Printf("Failed to delete ombi user: %d %s", status, err)
+						errors[userID] = fmt.Sprintf("Ombi: %d %s, ", status, err)
+					}
+				}
+			}
+		}
 		status, err := app.jf.deleteUser(userID)
 		if !(status == 200 || status == 204) || err != nil {
-			errors[userID] = fmt.Sprintf("%d: %s", status, err)
+			msg := fmt.Sprintf("%d: %s", status, err)
+			if _, ok := errors[userID]; !ok {
+				errors[userID] = msg
+			} else {
+				errors[userID] += msg
+			}
 		}
 		if req.Notify {
 			addr, ok := app.storage.emails[userID]
diff --git a/data/templates/admin.html b/data/templates/admin.html
index e1a9b8e..b8b42ef 100644
--- a/data/templates/admin.html
+++ b/data/templates/admin.html
@@ -438,7 +438,7 @@
                                         User Profiles <i class="fa fa-user settingIcon"></i>
                                     </button>
                                     {{ if .ombiEnabled }}
-                                    <button type="button" class="list-group-item list-group-item-action static" id="openOmbiDefaults">
+                                    <button type="button" class="list-group-item list-group-item-action static" id="openOmbiDefaults" onclick="window.openOmbiDefaults()">
                                         Ombi User Defaults <i class="fa fa-chain-broken settingIcon"></i>
                                     </button>
                                     {{ end }}
diff --git a/ombi.go b/ombi.go
index deeacbb..2bd9969 100644
--- a/ombi.go
+++ b/ombi.go
@@ -33,7 +33,7 @@ func newOmbi(server, key string, noFail bool) *Ombi {
 }
 
 // does a GET and returns the response as an io.reader.
-func (ombi *Ombi) _getReader(url string, params map[string]string) (string, int, error) {
+func (ombi *Ombi) _getJSON(url string, params map[string]string) (string, int, error) {
 	if ombi.key == "" {
 		return "", 401, fmt.Errorf("No API key provided")
 	}
@@ -107,16 +107,28 @@ func (ombi *Ombi) _post(url string, data map[string]interface{}, response bool)
 	return responseText, resp.StatusCode, nil
 }
 
+func (ombi *Ombi) deleteUser(id string) (code int, err error) {
+	url := fmt.Sprintf("%s/api/v1/Identity/%s", ombi.server, id)
+	req, _ := http.NewRequest("DELETE", url, nil)
+	req.Header.Add("Content-Type", "application/json")
+	for name, value := range ombi.header {
+		req.Header.Add(name, value)
+	}
+	resp, err := ombi.httpClient.Do(req)
+	defer timeoutHandler("Ombi", ombi.server, ombi.noFail)
+	return resp.StatusCode, err
+}
+
 // gets an ombi user by their ID.
 func (ombi *Ombi) userByID(id string) (result map[string]interface{}, code int, err error) {
-	resp, code, err := ombi._getReader(fmt.Sprintf("%s/api/v1/Identity/User/%s", ombi.server, id), nil)
+	resp, code, err := ombi._getJSON(fmt.Sprintf("%s/api/v1/Identity/User/%s", ombi.server, id), nil)
 	json.Unmarshal([]byte(resp), &result)
 	return
 }
 
 // gets a list of all users.
 func (ombi *Ombi) getUsers() (result []map[string]interface{}, code int, err error) {
-	resp, code, err := ombi._getReader(fmt.Sprintf("%s/api/v1/Identity/Users", ombi.server), nil)
+	resp, code, err := ombi._getJSON(fmt.Sprintf("%s/api/v1/Identity/Users", ombi.server), nil)
 	json.Unmarshal([]byte(resp), &result)
 	return
 }
diff --git a/ts/ombi.ts b/ts/ombi.ts
index febf691..b3ac076 100644
--- a/ts/ombi.ts
+++ b/ts/ombi.ts
@@ -1,4 +1,4 @@
-import { _get, _post, _delete, rmAttr, addAttr } from "modules/common.js";
+import { _get, _post, _delete, rmAttr, addAttr } from "./modules/common.js";
 
 const ombiDefaultsModal = window.BS.newModal('ombiDefaults');