--- openssl-ibmca-2.3.1/src/engine/e_ibmca.c.xx	2023-04-19 10:36:53.514635802 +0200
+++ openssl-ibmca-2.3.1/src/engine/e_ibmca.c	2023-04-19 10:39:01.678265739 +0200
@@ -642,6 +642,9 @@
         if (!ENGINE_set_pkey_meths(e, ibmca_engine_pkey_meths))
             goto out;
 
+    if (!ENGINE_set_flags(e, ENGINE_FLAGS_NO_REGISTER_ALL))
+        goto out;
+
     rc = 1;
 out:
     free(pmech_list);