diff --git a/include/mbedtls/chachapoly.h b/include/mbedtls/chachapoly.h
index 49e615d..3d842ef 100644
--- a/include/mbedtls/chachapoly.h
+++ b/include/mbedtls/chachapoly.h
@@ -34,13 +34,13 @@
 #define MBEDTLS_CHACHAPOLY_H
 
 #if !defined(MBEDTLS_CONFIG_FILE)
-#include "config.h"
+#include "mbedtls/config.h"
 #else
 #include MBEDTLS_CONFIG_FILE
 #endif
 
 /* for shared error codes */
-#include "poly1305.h"
+#include "mbedtls/poly1305.h"
 
 #define MBEDTLS_ERR_CHACHAPOLY_BAD_STATE            -0x0054 /**< The requested operation is not permitted in the current state. */
 #define MBEDTLS_ERR_CHACHAPOLY_AUTH_FAILED          -0x0056 /**< Authenticated decryption failed: data was not authentic. */
@@ -58,7 +58,7 @@
 
 #if !defined(MBEDTLS_CHACHAPOLY_ALT)
 
-#include "chacha20.h"
+#include "mbedtls/chacha20.h"
 
 typedef struct mbedtls_chachapoly_context
 {