diff --git a/src/openssl-engine.hxx b/src/openssl-engine.hxx
index adff922..8bf6390 100644
--- a/src/openssl-engine.hxx
+++ b/src/openssl-engine.hxx
@@ -145,7 +145,10 @@ namespace openssl {
         _map[e->_e] = e;
         OPENSSL_CHECK(ENGINE_set_id(e->_e, e->id()));
         OPENSSL_CHECK(ENGINE_set_name(e->_e, e->name()));
-        OPENSSL_CHECK(ENGINE_set_destroy_function(e->_e, EngineMapper::destroy));
+        // removed EngineMapper::destroy because of crash:
+        // https://dev.marc.waeckerlin.org/projects/libpcscxx/ticket/25
+        //OPENSSL_CHECK(ENGINE_set_destroy_function
+        //              (e->_e, EngineMapper::destroy));
         OPENSSL_CHECK(ENGINE_set_init_function(e->_e, EngineMapper::init));
         OPENSSL_CHECK(ENGINE_set_finish_function(e->_e, EngineMapper::finish));
         OPENSSL_CHECK(ENGINE_set_ctrl_function(e->_e, EngineMapper::ctrl));