diff --git a/.github/workflows/native_build.yaml b/.github/workflows/native_build.yaml
index 408cf15b..072fc853 100644
--- a/.github/workflows/native_build.yaml
+++ b/.github/workflows/native_build.yaml
@@ -27,7 +27,7 @@ jobs:
           cache: 'yarn'
           cache-dependency-path: '**/yarn.lock'
 
-      - uses: actions/cache@v2
+      - uses: actions/cache@v4
         with:
           path: |
             ~/.npm
@@ -63,7 +63,7 @@ jobs:
           cache: 'yarn'
           cache-dependency-path: '**/yarn.lock'
 
-      - uses: actions/cache@v2
+      - uses: actions/cache@v4
         with:
           path: |
             ~/.npm
@@ -75,7 +75,7 @@ jobs:
             ${{ runner.os }}-node-
 
       - name: Cache cocoapods
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ./ci/ios/Pods
           key: ${{ runner.os }}-pods-${{ hashFiles('**/Podfile.lock') }}
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index b1811b0d..53d4755e 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -19,7 +19,7 @@ jobs:
         with:
           node-version: '18.x'
 
-      - uses: actions/cache@v2
+      - uses: actions/cache@v4
         with:
           path: |
             ~/.npm
diff --git a/ios/LiveKitReactNativeModule.swift b/ios/LiveKitReactNativeModule.swift
index 50b68ebe..8a52e06b 100644
--- a/ios/LiveKitReactNativeModule.swift
+++ b/ios/LiveKitReactNativeModule.swift
@@ -199,9 +199,9 @@ public class LivekitReactNativeModule: RCTEventEmitter {
     @objc(createMultibandVolumeProcessor:pcId:trackId:)
     public func createMultibandVolumeProcessor(_ options: NSDictionary, pcId: NSNumber, trackId: String) -> String {
         let bands = (options["bands"] as? NSNumber)?.intValue ?? 5
-        let minFrequency = (options["minFrequency"] as? NSString)?.floatValue ?? 1000
-        let maxFrequency = (options["maxFrequency"] as? NSString)?.floatValue ?? 8000
-        let intervalMs = (options["updateInterval"] as? NSString)?.floatValue ?? 40
+        let minFrequency = (options["minFrequency"] as? NSNumber)?.floatValue ?? 1000
+        let maxFrequency = (options["maxFrequency"] as? NSNumber)?.floatValue ?? 8000
+        let intervalMs = (options["updateInterval"] as? NSNumber)?.floatValue ?? 40
         
         let renderer = MultibandVolumeAudioRenderer(
             bands: bands,