diff --git a/impl/src/main/java/io/astefanutti/metrics/aspectj/MetricStrategyFactory.java b/impl/src/main/java/io/astefanutti/metrics/aspectj/MetricStrategyFactory.java
index d9dd76a..45673e8 100644
--- a/impl/src/main/java/io/astefanutti/metrics/aspectj/MetricStrategyFactory.java
+++ b/impl/src/main/java/io/astefanutti/metrics/aspectj/MetricStrategyFactory.java
@@ -17,6 +17,8 @@
 
 /* package-private */ final class MetricStrategyFactory {
 
+    static Boolean isElAvailableCached;
+
     static MetricStrategy newInstance(Object object) {
         if (isElAvailable(object.getClass()))
             return new JavaxElMetricStrategy(object);
@@ -41,10 +43,15 @@ private static ClassLoader getClassLoader(Class<?> clazz) {
     }
 
     private static boolean isElAvailable(Class<?> clazz) {
+        if (isElAvailableCached != null) {
+            return isElAvailableCached;
+        }
         try {
             getClassLoader(clazz).loadClass("javax.el.ELProcessor");
+            isElAvailableCached = true;
             return true;
         } catch (ClassNotFoundException cause) {
+            isElAvailableCached = false;
             return false;
         }
     }