diff --git a/tools/lib/bpf/btf.c b/tools/lib/bpf/btf.c
index 0b47edee3c93fb08534deb1015c6e75a3a96ac7a..723d8e6f410f888ac67aa057ac94522fb66911cd 100644
--- a/tools/lib/bpf/btf.c
+++ b/tools/lib/bpf/btf.c
@@ -1889,7 +1889,7 @@ static int btf_add_composite(struct btf *btf, int kind, const char *name, __u32
  *   - *byte_sz* - size of the struct, in bytes;
  *
  * Struct initially has no fields in it. Fields can be added by
- * btf__add_field() right after btf__add_struct() succeeds. 
+ * btf__add_field() right after btf__add_struct() succeeds.
  *
  * Returns:
  *   - >0, type ID of newly added BTF type;