diff --git a/src/main/java/org/littleshoot/proxy/mitm/BouncyCastleSslEngineSource.java b/src/main/java/org/littleshoot/proxy/mitm/BouncyCastleSslEngineSource.java
index 1c24659..7d2465d 100644
--- a/src/main/java/org/littleshoot/proxy/mitm/BouncyCastleSslEngineSource.java
+++ b/src/main/java/org/littleshoot/proxy/mitm/BouncyCastleSslEngineSource.java
@@ -147,7 +147,7 @@ public BouncyCastleSslEngineSource(Authority authority,
     private static Cache<String, SSLContext> initDefaultCertificateCache() {
         return CacheBuilder.newBuilder() //
                 .expireAfterAccess(5, TimeUnit.MINUTES) //
-                .expireAfterWrite(12, TimeUnit.HOURS)
+                .expireAfterWrite(1, TimeUnit.HOURS) //
                 .concurrencyLevel(16) //
                 .build();
     }