diff --git a/cmds/flatland/Composers.cpp b/cmds/flatland/Composers.cpp
index 15cdb29..1173a81 100644
--- a/cmds/flatland/Composers.cpp
+++ b/cmds/flatland/Composers.cpp
@@ -122,12 +122,12 @@
     virtual void tearDown() {
     }
 
-    virtual bool compose(GLuint texName, const sp<GLConsumer>& glc) {
+    virtual bool compose(GLuint /*texName*/, const sp<GLConsumer>& /*glc*/) {
         return true;
     }
 
 protected:
-    virtual bool setUp(GLHelper* helper) {
+    virtual bool setUp(GLHelper* /*helper*/) {
         return true;
     }