diff --git a/src/http/modules/ngx_http_grpc_module.c b/src/http/modules/ngx_http_grpc_module.c
index e7726f314..d9456843d 100644
--- a/src/http/modules/ngx_http_grpc_module.c
+++ b/src/http/modules/ngx_http_grpc_module.c
@@ -4477,7 +4477,9 @@ ngx_http_grpc_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
 
     ngx_conf_merge_bitmask_value(conf->ssl_protocols, prev->ssl_protocols,
                                  (NGX_CONF_BITMASK_SET
+#ifndef SSL_OP_NO_TLSv1_2
                                   |NGX_SSL_TLSv1|NGX_SSL_TLSv1_1
+#endif
                                   |NGX_SSL_TLSv1_2|NGX_SSL_TLSv1_3));
 
     ngx_conf_merge_str_value(conf->ssl_ciphers, prev->ssl_ciphers,
diff --git a/src/http/modules/ngx_http_proxy_module.c b/src/http/modules/ngx_http_proxy_module.c
index f9a373744..fe1952748 100644
--- a/src/http/modules/ngx_http_proxy_module.c
+++ b/src/http/modules/ngx_http_proxy_module.c
@@ -3944,7 +3944,9 @@ ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
 
     ngx_conf_merge_bitmask_value(conf->ssl_protocols, prev->ssl_protocols,
                                  (NGX_CONF_BITMASK_SET
+#ifndef SSL_OP_NO_TLSv1_2
                                   |NGX_SSL_TLSv1|NGX_SSL_TLSv1_1
+#endif
                                   |NGX_SSL_TLSv1_2|NGX_SSL_TLSv1_3));
 
     ngx_conf_merge_str_value(conf->ssl_ciphers, prev->ssl_ciphers,
diff --git a/src/http/modules/ngx_http_ssl_module.c b/src/http/modules/ngx_http_ssl_module.c
index abc8d49ab..1fb1e6129 100644
--- a/src/http/modules/ngx_http_ssl_module.c
+++ b/src/http/modules/ngx_http_ssl_module.c
@@ -653,7 +653,9 @@ ngx_http_ssl_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child)
 
     ngx_conf_merge_bitmask_value(conf->protocols, prev->protocols,
                          (NGX_CONF_BITMASK_SET
+#ifndef SSL_OP_NO_TLSv1_2
                           |NGX_SSL_TLSv1|NGX_SSL_TLSv1_1
+#endif
                           |NGX_SSL_TLSv1_2|NGX_SSL_TLSv1_3));
 
     ngx_conf_merge_size_value(conf->buffer_size, prev->buffer_size,
diff --git a/src/http/modules/ngx_http_uwsgi_module.c b/src/http/modules/ngx_http_uwsgi_module.c
index c965d4bbd..f2a8dbe6a 100644
--- a/src/http/modules/ngx_http_uwsgi_module.c
+++ b/src/http/modules/ngx_http_uwsgi_module.c
@@ -1879,7 +1879,9 @@ ngx_http_uwsgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
 
     ngx_conf_merge_bitmask_value(conf->ssl_protocols, prev->ssl_protocols,
                                  (NGX_CONF_BITMASK_SET
+#ifndef SSL_OP_NO_TLSv1_2
                                   |NGX_SSL_TLSv1|NGX_SSL_TLSv1_1
+#endif
                                   |NGX_SSL_TLSv1_2|NGX_SSL_TLSv1_3));
 
     ngx_conf_merge_str_value(conf->ssl_ciphers, prev->ssl_ciphers,
diff --git a/src/mail/ngx_mail_ssl_module.c b/src/mail/ngx_mail_ssl_module.c
index b547dc101..2fee1adb8 100644
--- a/src/mail/ngx_mail_ssl_module.c
+++ b/src/mail/ngx_mail_ssl_module.c
@@ -345,7 +345,9 @@ ngx_mail_ssl_merge_conf(ngx_conf_t *cf, void *parent, void *child)
 
     ngx_conf_merge_bitmask_value(conf->protocols, prev->protocols,
                          (NGX_CONF_BITMASK_SET
+#ifndef SSL_OP_NO_TLSv1_2
                           |NGX_SSL_TLSv1|NGX_SSL_TLSv1_1
+#endif
                           |NGX_SSL_TLSv1_2|NGX_SSL_TLSv1_3));
 
     ngx_conf_merge_uint_value(conf->verify, prev->verify, 0);
diff --git a/src/stream/ngx_stream_proxy_module.c b/src/stream/ngx_stream_proxy_module.c
index ed275c009..bbf4f7ec0 100644
--- a/src/stream/ngx_stream_proxy_module.c
+++ b/src/stream/ngx_stream_proxy_module.c
@@ -2164,7 +2164,9 @@ ngx_stream_proxy_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child)
 
     ngx_conf_merge_bitmask_value(conf->ssl_protocols, prev->ssl_protocols,
                               (NGX_CONF_BITMASK_SET
+#ifndef SSL_OP_NO_TLSv1_2
                                |NGX_SSL_TLSv1|NGX_SSL_TLSv1_1
+#endif
                                |NGX_SSL_TLSv1_2|NGX_SSL_TLSv1_3));
 
     ngx_conf_merge_str_value(conf->ssl_ciphers, prev->ssl_ciphers, "DEFAULT");
diff --git a/src/stream/ngx_stream_ssl_module.c b/src/stream/ngx_stream_ssl_module.c
index 0233a9258..55bc54a44 100644
--- a/src/stream/ngx_stream_ssl_module.c
+++ b/src/stream/ngx_stream_ssl_module.c
@@ -884,7 +884,9 @@ ngx_stream_ssl_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child)
 
     ngx_conf_merge_bitmask_value(conf->protocols, prev->protocols,
                          (NGX_CONF_BITMASK_SET
+#ifndef SSL_OP_NO_TLSv1_2
                           |NGX_SSL_TLSv1|NGX_SSL_TLSv1_1
+#endif
                           |NGX_SSL_TLSv1_2|NGX_SSL_TLSv1_3));
 
     ngx_conf_merge_uint_value(conf->verify, prev->verify, 0);