diff --git a/rust/agama-server/src/server/web.rs b/rust/agama-server/src/server/web.rs
index a9ff8c6d48..c27b67d8d5 100644
--- a/rust/agama-server/src/server/web.rs
+++ b/rust/agama-server/src/server/web.rs
@@ -390,7 +390,7 @@ async fn get_license(
 
 #[utoipa::path(
     post,
-    path = "/actions",
+    path = "/action",
     context_path = "/api/v2",
     responses(
         (status = 200, description = "Action successfully run."),
diff --git a/web/src/model/manager.ts b/web/src/model/manager.ts
index 0e27a2de96..944e863b87 100644
--- a/web/src/model/manager.ts
+++ b/web/src/model/manager.ts
@@ -39,12 +39,15 @@ const probe = () => post("/api/manager/probe_sync");
  */
 const reprobe = () => post("/api/manager/reprobe_sync");
 
+// we need wrapper here to pass it as plain string json
+/* eslint-disable no-new-wrappers */
+const install_action: object = new String("install");
 /**
  * Starts the installation process.
  *
  * The progress of the installation process can be tracked through installer signals.
  */
-const startInstallation = () => post("/api/manager/install");
+const startInstallation = () => post("/api/v2/action", install_action);
 
 /**
  * Clean-up when installation is done.