diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h
index f76d640d0fa05949bc6c089409af1d7de9d6ea60..12b9d15911dcfef4b8956ebcaeb9074b45581205 100644
--- a/tools/lib/bpf/libbpf.h
+++ b/tools/lib/bpf/libbpf.h
@@ -790,7 +790,7 @@ struct bpf_object_skeleton {
 	size_t sz; /* size of this struct, for forward/backward compatibility */
 
 	const char *name;
-	void *data;
+	const void *data;
 	size_t data_sz;
 
 	struct bpf_object **obj;