diff --git a/apc.install b/apc.install
index e3298da..9b34f07 100644
--- a/apc.install
+++ b/apc.install
@@ -12,15 +12,17 @@ function apc_requirements($phase) {
   $apc_enabled = (function_exists('apc_cache_info') && ($cache = @apc_cache_info('user', TRUE)));
 
   if (extension_loaded('apcu')) {
-    $meets_version = version_compare(phpversion('apc'), '4.0.3') >= 0;
+    $version = phpversion('apcu');
+    $meets_version = version_compare($version, '4.0.3') >= 0;
   }
   else {
-    $meets_version = version_compare(phpversion('apc'), '3.1.1') >= 0;
+    $version = phpversion('apc');
+    $meets_version = version_compare($version, '3.1.1') >= 0;
   }
 
   $requirements['apc'] = array(
     'title' => $t('APC'),
-    'value' => $apc_enabled ? ($meets_version ? phpversion('apc') : $t('APC needs APC version >=3.1.1 or APCu version >=4.0.3')) : $t('Not available'),
+    'value' => $apc_enabled ? ($meets_version ? $version : $t('APC needs APC version >=3.1.1 or APCu version >=4.0.3')) : $t('Not available'),
     'severity' => $apc_enabled && $meets_version ? ($cache['num_entries'] ? REQUIREMENT_OK : REQUIREMENT_WARNING) : REQUIREMENT_ERROR,
   );