diff --git a/package/tinycbor/tinycbor.hash b/package/tinycbor/tinycbor.hash
index 258e0e613d..8757047b12 100644
--- a/package/tinycbor/tinycbor.hash
+++ b/package/tinycbor/tinycbor.hash
@@ -1,2 +1,3 @@
 # Locally computed:
 sha256	f70de1e6b7e3750abb4ceacf0059e47b47c769f113434de10293b33867ce54c2	tinycbor-v0.3.2.tar.gz
+sha256	7d3aa839ae246e9e14fc73e67869d88c684802c1578fb75503f3fdde1482dcf6	ede7f1431ae06c9086f2a83a57bd7832d99280e3.patch
diff --git a/package/tinycbor/tinycbor.mk b/package/tinycbor/tinycbor.mk
index 1519680fea..6af2eef467 100644
--- a/package/tinycbor/tinycbor.mk
+++ b/package/tinycbor/tinycbor.mk
@@ -9,6 +9,12 @@ TINYCBOR_SITE = $(call github,01org,tinycbor,$(TINYCBOR_VERSION))
 TINYCBOR_LICENSE = MIT
 TINYCBOR_LICENSE_FILES = LICENSE
 
+# This patch fixes the issue on unnamed union which are not supported by some
+# targets like blackfin
+# This patch is currently in dev branch and will be a part of v0.4
+TINYCBOR_PATCH = \
+	https://github.com/01org/tinycbor/commit/ede7f1431ae06c9086f2a83a57bd7832d99280e3.patch
+
 TINYCBOR_DEPENDENCIES = host-pkgconf
 TINYCBOR_INSTALL_STAGING = YES