diff --git a/configure.ac b/configure.ac
index f749db2cf..36c82960d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1251,7 +1251,8 @@ then
 	ENABLED_MAX_FRAGMENT=yes
 	ENABLED_TRUNCATED_HMAC=yes
 	ENABLED_RENEGOTIATION_INDICATION=yes
-    AM_CFLAGS="$AM_CFLAGS -DHAVE_TLS_EXTENSIONS -DHAVE_SNI -DHAVE_MAX_FRAGMENT -DHAVE_TRUNCATED_HMAC -DHAVE_RENEGOTIATION_INDICATION"
+	ENABLED_ELLIPTIC_CURVES=yes
+    AM_CFLAGS="$AM_CFLAGS -DHAVE_TLS_EXTENSIONS -DHAVE_SNI -DHAVE_MAX_FRAGMENT -DHAVE_TRUNCATED_HMAC -DHAVE_RENEGOTIATION_INDICATION -DHAVE_ELLIPTIC_CURVES"
 fi
 
 # PKCS7