diff --git a/src/core/ppp/nm-ppp-manager.c b/src/core/ppp/nm-ppp-manager.c
index bb043a7e4..fbc5d075a 100644
--- a/src/core/ppp/nm-ppp-manager.c
+++ b/src/core/ppp/nm-ppp-manager.c
@@ -843,7 +843,7 @@ create_pppd_cmd_line(NMPPPManager   *self,
         const char *pppoe_service;
 
         nm_strv_ptrarray_add_string_dup(cmd, "plugin");
-        nm_strv_ptrarray_add_string_dup(cmd, "rp-pppoe.so");
+        nm_strv_ptrarray_add_string_dup(cmd, NM_PPPOE_PLUGIN_NAME);
 
         nm_strv_ptrarray_add_string_concat(cmd, "nic-", priv->parent_iface);
 
@@ -872,7 +872,7 @@ create_pppd_cmd_line(NMPPPManager   *self,
 
         } else if (!strcmp(protocol, NM_SETTING_ADSL_PROTOCOL_PPPOE)) {
             nm_strv_ptrarray_add_string_dup(cmd, "plugin");
-            nm_strv_ptrarray_add_string_dup(cmd, "rp-pppoe.so");
+            nm_strv_ptrarray_add_string_dup(cmd, NM_PPPOE_PLUGIN_NAME);
             nm_strv_ptrarray_add_string_dup(cmd, priv->parent_iface);
         }
 
diff --git a/src/core/ppp/nm-ppp-status.h b/src/core/ppp/nm-ppp-status.h
index 57b48fe92..a2576e9cc 100644
--- a/src/core/ppp/nm-ppp-status.h
+++ b/src/core/ppp/nm-ppp-status.h
@@ -29,4 +29,10 @@ typedef enum {
     NM_PPP_STATUS_INTERN_DEAD,
 } NMPPPStatus;
 
+/*****************************************************************************/
+
+/* The plugin name "(rp-)pppoe.so" depends on the ppp version. */
+
+#define NM_PPPOE_PLUGIN_NAME (NM_PPP_VERSION_2_5_OR_NEWER ? "pppoe.so" : "rp-pppoe.so")
+
 #endif /* __NM_PPP_STATUS_H__ */