diff --git a/src/shaders.c b/src/shaders.c
index 2a81827..aa9f48f 100644
--- a/src/shaders.c
+++ b/src/shaders.c
@@ -60,7 +60,7 @@ static void gl_debug_callback(GLenum source, GLenum type, GLuint id,
 
 #endif /* GL_DEBUG */
 
-static bool check_eglerror_ro(const char *context) {
+static bool check_eglerror_ro(__attribute__((unused)) const char *context) {
 #ifdef VIDEO_IN
   unsigned int code;