diff --git a/src/bpf_helpers.h b/src/bpf_helpers.h
index 80bc024..686824b 100644
--- a/src/bpf_helpers.h
+++ b/src/bpf_helpers.h
@@ -185,6 +185,7 @@ enum libbpf_tristate {
 #define __kptr_untrusted __attribute__((btf_type_tag("kptr_untrusted")))
 #define __kptr __attribute__((btf_type_tag("kptr")))
 #define __percpu_kptr __attribute__((btf_type_tag("percpu_kptr")))
+#define __uptr __attribute__((btf_type_tag("uptr")))
 
 #if defined (__clang__)
 #define bpf_ksym_exists(sym) ({						\