diff --git a/src/modules/Makefile.am b/src/modules/Makefile.am
index e51afd29..8f8c09de 100644
--- a/src/modules/Makefile.am
+++ b/src/modules/Makefile.am
@@ -41,7 +41,7 @@ AM_CPPFLAGS = $(inc_local) -DDATADIR=\"$(snddatadir)\" $(GLIB_CFLAGS)
 # This is the BSD-licensed helper library that people can use to create their
 # own speech-dispatcher module
 #
-spdinclude_HEADERS = module_main.h
+spdinclude_HEADERS = spd_module_main.h
 lib_LTLIBRARIES = libspeechd_module.la
 libspeechd_module_la_SOURCES = module_main.c module_readline.c module_process.c
 libspeechd_module_la_LDFLAGS = -version-info 0:0:0
diff --git a/src/modules/module_config.c b/src/modules/module_config.c
index 4fb8cf33..348b0b47 100644
--- a/src/modules/module_config.c
+++ b/src/modules/module_config.c
@@ -25,7 +25,7 @@
 #include <ltdl.h>
 #endif
 
-#include "module_main.h"
+#include "spd_module_main.h"
 #include "module_utils.h"
 
 int module_config(const char *configfilename) {
diff --git a/src/modules/module_main.c b/src/modules/module_main.c
index ed61749b..41d1dea9 100644
--- a/src/modules/module_main.c
+++ b/src/modules/module_main.c
@@ -31,7 +31,7 @@
 #include <stdlib.h>
 #include <string.h>
 
-#include "module_main.h"
+#include "spd_module_main.h"
 
 /*
  * This provides the main startup structure for modules.
diff --git a/src/modules/module_process.c b/src/modules/module_process.c
index e9c3dfe8..d2cfc067 100644
--- a/src/modules/module_process.c
+++ b/src/modules/module_process.c
@@ -34,7 +34,7 @@
 #include <pthread.h>
 
 #include <spd_audio.h>
-#include "module_main.h"
+#include "spd_module_main.h"
 
 pthread_mutex_t module_stdout_mutex = PTHREAD_MUTEX_INITIALIZER;
 
diff --git a/src/modules/module_readline.c b/src/modules/module_readline.c
index 3a1dc9c7..99bb623e 100644
--- a/src/modules/module_readline.c
+++ b/src/modules/module_readline.c
@@ -33,7 +33,7 @@
 #include <string.h>
 #include <sys/select.h>
 
-#include "module_main.h"
+#include "spd_module_main.h"
 
 /*
  * This provides simple input buffering for modules.
diff --git a/src/modules/module_utils.c b/src/modules/module_utils.c
index 04b85f6f..2a272217 100644
--- a/src/modules/module_utils.c
+++ b/src/modules/module_utils.c
@@ -26,7 +26,7 @@
 #include <fdsetconv.h>
 #include <wchar.h>
 #include "module_utils.h"
-#include "module_main.h"
+#include "spd_module_main.h"
 
 static char *module_audio_pars[10];
 
diff --git a/src/modules/module_utils.h b/src/modules/module_utils.h
index 551bac07..fe5cacfb 100644
--- a/src/modules/module_utils.h
+++ b/src/modules/module_utils.h
@@ -41,7 +41,7 @@
 #include <speechd_types.h>
 #include "common.h"
 #include "spd_audio.h"
-#include "module_main.h"
+#include "spd_module_main.h"
 
 G_BEGIN_DECLS
 
diff --git a/src/modules/openjtalk.c b/src/modules/openjtalk.c
index 89f5daff..26cfeb9f 100644
--- a/src/modules/openjtalk.c
+++ b/src/modules/openjtalk.c
@@ -37,7 +37,7 @@
 #include <limits.h>
 #include <sys/stat.h>
 
-#include "module_main.h"
+#include "spd_module_main.h"
 #include "module_utils.h"
 
 #define MODULE_NAME "open_jtalk"
diff --git a/src/modules/skeleton0.c b/src/modules/skeleton0.c
index 0dfa5546..175807d5 100644
--- a/src/modules/skeleton0.c
+++ b/src/modules/skeleton0.c
@@ -37,7 +37,7 @@
 #include <unistd.h>
 #include <string.h>
 
-#include "module_main.h"
+#include "spd_module_main.h"
 
 static int stop_requested;
 
diff --git a/src/modules/skeleton0_espeak-ng-async-server.c b/src/modules/skeleton0_espeak-ng-async-server.c
index 5dd8948e..f34647e2 100644
--- a/src/modules/skeleton0_espeak-ng-async-server.c
+++ b/src/modules/skeleton0_espeak-ng-async-server.c
@@ -40,7 +40,7 @@
 #include <espeak-ng/espeak_ng.h>
 #include <espeak-ng/speak_lib.h>
 
-#include "module_main.h"
+#include "spd_module_main.h"
 
 static char *voicetype;
 static char *voicename;
diff --git a/src/modules/skeleton0_espeak-ng-async.c b/src/modules/skeleton0_espeak-ng-async.c
index 9de4b688..490ed995 100644
--- a/src/modules/skeleton0_espeak-ng-async.c
+++ b/src/modules/skeleton0_espeak-ng-async.c
@@ -39,7 +39,7 @@
 #include <espeak-ng/espeak_ng.h>
 #include <espeak-ng/speak_lib.h>
 
-#include "module_main.h"
+#include "spd_module_main.h"
 
 static char *voicetype;
 static char *voicename;
diff --git a/src/modules/skeleton0_espeak-ng-sync-server.c b/src/modules/skeleton0_espeak-ng-sync-server.c
index 0457ef3b..09ebf22b 100644
--- a/src/modules/skeleton0_espeak-ng-sync-server.c
+++ b/src/modules/skeleton0_espeak-ng-sync-server.c
@@ -40,7 +40,7 @@
 #include <espeak-ng/espeak_ng.h>
 #include <espeak-ng/speak_lib.h>
 
-#include "module_main.h"
+#include "spd_module_main.h"
 
 static char *voicetype;
 static char *voicename;
diff --git a/src/modules/skeleton0_espeak-ng-sync.c b/src/modules/skeleton0_espeak-ng-sync.c
index 643c1ca1..d1400823 100644
--- a/src/modules/skeleton0_espeak-ng-sync.c
+++ b/src/modules/skeleton0_espeak-ng-sync.c
@@ -39,7 +39,7 @@
 #include <espeak-ng/espeak_ng.h>
 #include <espeak-ng/speak_lib.h>
 
-#include "module_main.h"
+#include "spd_module_main.h"
 
 static int stop_requested;
 
diff --git a/src/modules/skeleton_config.c b/src/modules/skeleton_config.c
index c243a274..bed60329 100644
--- a/src/modules/skeleton_config.c
+++ b/src/modules/skeleton_config.c
@@ -39,7 +39,7 @@
 #define MODULE_NAME	"skeleton_config"
 #define MODULE_VERSION	"0.1"
 
-#include "module_main.h"
+#include "spd_module_main.h"
 #include "module_utils.h"
 
 #define DEBUG_MODULE 1
diff --git a/src/modules/module_main.h b/src/modules/spd_module_main.h
similarity index 98%
rename from src/modules/module_main.h
rename to src/modules/spd_module_main.h
index 28900d34..e9d706fb 100644
--- a/src/modules/module_main.h
+++ b/src/modules/spd_module_main.h
@@ -1,5 +1,5 @@
 /*
- * module_main.h - Interface for main loop of output modules.
+ * spd_module_main.h - Interface for main loop of output modules.
  *
  * Copyright (C) 2020-2021 Samuel Thibault <samuel.thibault@ens-lyon.org>
  * All rights reserved.