diff --git a/epan/epan.c b/epan/epan.c
index b52244c921..71191ecef2 100644
--- a/epan/epan.c
+++ b/epan/epan.c
@@ -85,8 +85,10 @@ epan_get_version(void) {
 void
 epan_register_plugin_types(void)
 {
+#ifdef HAVE_PLUGINS
 	register_dissector_plugin_type();
 	register_tap_plugin_type();
+#endif
 }
 
 void
diff --git a/epan/proto.h b/epan/proto.h
index f840403972..b6a091dab7 100644
--- a/epan/proto.h
+++ b/epan/proto.h
@@ -37,6 +37,8 @@
 #ifndef __PROTO_H__
 #define __PROTO_H__
 
+#include "config.h"
+
 #ifdef HAVE_STDARG_H
 # include <stdarg.h>
 #else
@@ -612,9 +614,11 @@ WS_DLL_PUBLIC void proto_tree_children_foreach(proto_tree *tree,
 /** Retrieve the wmem_allocator_t from a proto_node */
 #define PNODE_POOL(proto_node)   ((proto_node)->tree_data->pinfo->pool)
 
+#ifdef HAVE_PLUGINS
 /** Register dissector plugin type with the plugin system.
     Called by epan_register_plugin_types(); do not call it yourself. */
 extern void register_dissector_plugin_type(void);
+#endif
 
 /** Sets up memory used by proto routines. Called at program startup */
 void proto_init(void (register_all_protocols_func)(register_cb cb, gpointer client_data),
diff --git a/epan/tap.h b/epan/tap.h
index 692cd39c22..ea413f38db 100644
--- a/epan/tap.h
+++ b/epan/tap.h
@@ -25,6 +25,8 @@
 #ifndef __TAP_H__
 #define __TAP_H__
 
+#include "config.h"
+
 #include <epan/epan.h>
 #include "ws_symbol_export.h"
 
@@ -46,9 +48,11 @@ typedef void (*tap_draw_cb)(void *tapdata);
 #define TL_IS_DISSECTOR_HELPER	0x00000004	/**< tap helps a dissector do work
 						 ** but does not, itself, require dissection */
 
+#ifdef HAVE_PLUGINS
 /** Register tap plugin type with the plugin system.
     Called by epan_register_plugin_types(); do not call it yourself. */
 extern void register_tap_plugin_type(void);
+#endif
 
 /*
  * For all tap plugins, call their register routines.