diff --git a/controller/action/OpsActions.class.php b/controller/action/OpsActions.class.php
index 78b0578b..46c9605d 100644
--- a/controller/action/OpsActions.class.php
+++ b/controller/action/OpsActions.class.php
@@ -4,13 +4,11 @@ class OpsActions extends Actions
 {
     public static function executeClearCache(): array
     {
-        if (!ini_get('apc.enabled') || !function_exists('apc_clear_cache')) {
+        if (!Apc::isEnabled()) {
             return View::renderJson(['success' => false, 'error' => 'Cache not enabled']);
         }
 
-        apc_clear_cache();
-        apc_clear_cache('user');
-        apc_clear_cache('opcode');
+        apcu_clear_cache();
 
         return View::renderJson(['success' => true]);
     }
diff --git a/lib/tools/CurlWithCache.class.php b/lib/tools/CurlWithCache.class.php
index 63b896c4..01682f5f 100644
--- a/lib/tools/CurlWithCache.class.php
+++ b/lib/tools/CurlWithCache.class.php
@@ -14,7 +14,7 @@ class CurlWithCache extends Curl
 
         $cacheKey = $cacheEnabled ? md5($url . $method . serialize($options) . serialize($params)) : null;
         if ($cacheAllowed && $cacheKey) {
-            $cachedData = apc_fetch($cacheKey);
+            $cachedData = apcu_fetch($cacheKey);
             if ($cachedData) {
                 return $cachedData;
             }
@@ -24,9 +24,9 @@ class CurlWithCache extends Curl
 
         if ($cacheEnabled) {
             if ($cacheAllowed) {
-                apc_store($cacheKey, $response, $cacheTimeout);
+                apcu_store($cacheKey, $response, $cacheTimeout);
             } else {
-                apc_delete($cacheKey);
+                apcu_delete($cacheKey);
             }
         }