diff --git a/utils.c b/utils.c
index 0072a79..b761900 100644
--- a/utils.c
+++ b/utils.c
@@ -396,6 +396,11 @@ xc_sandbox_t *xc_sandbox_init(xc_sandbox_t *sandbox, char *filename TSRMLS_DC) /
 
 	sandbox->filename = filename;
 
+#ifdef E_STRICT
+	sandbox->orig_user_error_handler_error_reporting = EG(user_error_handler_error_reporting);
+	EG(user_error_handler_error_reporting) &= ~E_STRICT;
+#endif
+
 	return sandbox;
 }
 /* }}} */
@@ -427,7 +432,7 @@ static void xc_sandbox_install(xc_sandbox_t *sandbox TSRMLS_DC) /* {{{ */
 	b = TG(class_table).pListHead;
 	/* install class */
 	while (b != NULL) {
-		xc_install_class(sandbox->filename, (xc_cest_t*)b->pData,
+		xc_install_class(sandbox->filename, (xc_cest_t*) b->pData, -1,
 				BUCKET_KEY_TYPE(b), ZSTR(BUCKET_KEY_S(b)), b->nKeyLength TSRMLS_CC);
 		b = b->pListNext;
 	}
@@ -468,6 +473,10 @@ void xc_sandbox_free(xc_sandbox_t *sandbox, int install TSRMLS_DC) /* {{{ */
 	/* restore orig here, as EG/CG holded tmp before */
 	memcpy(&EG(included_files), &OG(included_files), sizeof(EG(included_files)));
 
+#ifdef E_STRICT
+	EG(user_error_handler_error_reporting) = sandbox->orig_user_error_handler_error_reporting;
+#endif
+
 	if (sandbox->alloc) {
 		efree(sandbox);
 	}
diff --git a/utils.h b/utils.h
index 4268dd8..f6034aa 100644
--- a/utils.h
+++ b/utils.h
@@ -34,6 +34,7 @@ ZESW(xc_cest_t *, void) xc_install_class(char *filename, xc_cest_t *cest, zend_u
 /* sandbox */
 typedef struct {
 	int alloc;
+	int orig_user_error_handler_error_reporting;
 	char *filename;
 
 	HashTable orig_included_files;