diff --git a/Crypto/src/CipherImpl.cpp b/Crypto/src/CipherImpl.cpp
index b8708a78c..eb615b41f 100644
--- a/Crypto/src/CipherImpl.cpp
+++ b/Crypto/src/CipherImpl.cpp
@@ -119,6 +119,7 @@ namespace
 	{
 #if OPENSSL_VERSION_NUMBER >= 0x10100000L
 		EVP_CIPHER_CTX_cleanup(_pContext);
+		EVP_CIPHER_CTX_free(_pContext);
 #else
 		EVP_CIPHER_CTX_cleanup(&_context);
 #endif