diff --git a/include/mbedtls/ripemd160.h b/include/mbedtls/ripemd160.h
index b42f6d2..be048c0 100644
--- a/include/mbedtls/ripemd160.h
+++ b/include/mbedtls/ripemd160.h
@@ -25,7 +25,7 @@
 #define MBEDTLS_RIPEMD160_H
 
 #if !defined(MBEDTLS_CONFIG_FILE)
-#include "config.h"
+#include "mbedtls/config.h"
 #else
 #include MBEDTLS_CONFIG_FILE
 #endif