diff --git a/include/mbedtls/ssl_internal.h b/include/mbedtls/ssl_internal.h
index 0b1f453..6f1613f 100644
--- a/include/mbedtls/ssl_internal.h
+++ b/include/mbedtls/ssl_internal.h
@@ -574,6 +574,7 @@
 #if defined(MBEDTLS_USE_TINYCRYPT)
     uint8_t ecdh_privkey[NUM_ECC_BYTES];
 #if defined(MBEDTLS_EARLY_KEY_COMPUTATION)
+    uint8_t ecdhe_computed;
     uint8_t ecdh_publickey[2*NUM_ECC_BYTES];
 #endif /* MBEDTLS_EARLY_KEY_COMPUTATION */
     uint8_t ecdh_peerkey[2*NUM_ECC_BYTES];