diff --git a/programs/random/gen_entropy.c b/programs/random/gen_entropy.c
index 29e7e2f..0ff443f 100644
--- a/programs/random/gen_entropy.c
+++ b/programs/random/gen_entropy.c
@@ -87,7 +87,7 @@
     ret = 0;
 
 cleanup:
-    printf( "\n" );
+    polarssl_printf( "\n" );
 
     fclose( f );
     entropy_free( &entropy );