diff --git a/x-pack/legacy/plugins/canvas/__tests__/fixtures/kibana.js b/x-pack/legacy/plugins/canvas/__tests__/fixtures/kibana.js
index 141beb3d34d78..8caab5c41563c 100644
--- a/x-pack/legacy/plugins/canvas/__tests__/fixtures/kibana.js
+++ b/x-pack/legacy/plugins/canvas/__tests__/fixtures/kibana.js
@@ -23,7 +23,6 @@ export class Plugin {
         [this.props.name]: {},
         elasticsearch: mockElasticsearch,
       },
-      injectUiAppVars: noop,
       config: () => ({
         get: key => get(config, key),
         has: key => has(config, key),
diff --git a/x-pack/legacy/plugins/canvas/server/plugin.ts b/x-pack/legacy/plugins/canvas/server/plugin.ts
index 1f17e85bfd294..713747551ff47 100644
--- a/x-pack/legacy/plugins/canvas/server/plugin.ts
+++ b/x-pack/legacy/plugins/canvas/server/plugin.ts
@@ -12,12 +12,6 @@ export class Plugin {
   public setup(core: CoreSetup, plugins: PluginsSetup) {
     plugins.interpreter.register({ serverFunctions: functions });
 
-    core.injectUiAppVars('canvas', async () => {
-      return {
-        ...plugins.kibana.injectedUiAppVars,
-      };
-    });
-
     plugins.features.registerFeature({
       id: 'canvas',
       name: 'Canvas',
diff --git a/x-pack/legacy/plugins/canvas/server/shim.ts b/x-pack/legacy/plugins/canvas/server/shim.ts
index 1ca6e28bd347e..c9d70e6a721ee 100644
--- a/x-pack/legacy/plugins/canvas/server/shim.ts
+++ b/x-pack/legacy/plugins/canvas/server/shim.ts
@@ -18,7 +18,6 @@ export interface CoreSetup {
   http: {
     route: Legacy.Server['route'];
   };
-  injectUiAppVars: Legacy.Server['injectUiAppVars'];
 }
 
 export interface PluginsSetup {
@@ -52,7 +51,6 @@ export async function createSetupShim(
         ...server.newPlatform.setup.core.http,
         route: (...args) => server.route(...args),
       },
-      injectUiAppVars: server.injectUiAppVars,
     },
     pluginsSetup: {
       // @ts-ignore: New Platform not typed