diff --git a/libeplayer3-arm/container/buff_ffmpeg.c b/libeplayer3-arm/container/buff_ffmpeg.c
index 43bc82a..8229380 100644
--- a/libeplayer3-arm/container/buff_ffmpeg.c
+++ b/libeplayer3-arm/container/buff_ffmpeg.c
@@ -188,7 +188,7 @@ void getfillerMutex(const char *filename __attribute__((unused)), const char *fu
 	ffmpeg_printf(100, "::%d received mutex\n", line);
 }
 
-void releasefillerMutex(const char *filename __attribute__((unused)), const const char *function __attribute__((unused)), int line __attribute__((unused)))
+void releasefillerMutex(const char *filename __attribute__((unused)), const char *function __attribute__((unused)), int line __attribute__((unused)))
 {
 	pthread_mutex_unlock(&fillermutex);
 
diff --git a/libeplayer3-arm/container/container_ffmpeg.c b/libeplayer3-arm/container/container_ffmpeg.c
index 01b8ed8..0d08d9f 100644
--- a/libeplayer3-arm/container/container_ffmpeg.c
+++ b/libeplayer3-arm/container/container_ffmpeg.c
@@ -158,7 +158,7 @@ static void getMutex(const char *filename __attribute__((unused)), const char *f
 	ffmpeg_printf(100, "::%d received mutex\n", line);
 }
 
-static void releaseMutex(const char *filename __attribute__((unused)), const const char *function __attribute__((unused)), int32_t line __attribute__((unused)))
+static void releaseMutex(const char *filename __attribute__((unused)), const char *function __attribute__((unused)), int32_t line __attribute__((unused)))
 {
 	pthread_mutex_unlock(&mutex);