diff --git a/include/crypto/chacha20poly1305.h b/include/crypto/chacha20poly1305.h
index 234ee28078ef..d2ac3ff7dc1e 100644
--- a/include/crypto/chacha20poly1305.h
+++ b/include/crypto/chacha20poly1305.h
@@ -45,4 +45,6 @@ bool chacha20poly1305_decrypt_sg_inplace(struct scatterlist *src, size_t src_len
 					 const u64 nonce,
 					 const u8 key[CHACHA20POLY1305_KEY_SIZE]);
 
+bool chacha20poly1305_selftest(void);
+
 #endif /* __CHACHA20POLY1305_H */
diff --git a/lib/crypto/chacha20poly1305.c b/lib/crypto/chacha20poly1305.c
index ad0699ce702f..431e04280332 100644
--- a/lib/crypto/chacha20poly1305.c
+++ b/lib/crypto/chacha20poly1305.c
@@ -21,8 +21,6 @@
 
 #define CHACHA_KEY_WORDS	(CHACHA_KEY_SIZE / sizeof(u32))
 
-bool __init chacha20poly1305_selftest(void);
-
 static void chacha_load_key(u32 *k, const u8 *in)
 {
 	k[0] = get_unaligned_le32(in);