diff --git a/boot/bootutil/src/caps.c b/boot/bootutil/src/caps.c
index 96f27b3..e1b8c0d 100644
--- a/boot/bootutil/src/caps.c
+++ b/boot/bootutil/src/caps.c
@@ -49,6 +49,9 @@
 #if defined(MCUBOOT_ENCRYPT_KW)
     res |= BOOTUTIL_CAP_ENC_KW;
 #endif
+#if defined(MCUBOOT_ENCRYPT_EC256)
+    res |= BOOTUTIL_CAP_ENC_EC256;
+#endif
 #if defined(MCUBOOT_VALIDATE_PRIMARY_SLOT)
     res |= BOOTUTIL_CAP_VALIDATE_PRIMARY_SLOT;
 #endif