diff --git a/pkg/tinycbor/Makefile.tinycbor b/pkg/tinycbor/Makefile.tinycbor
index 06c9ad7249..21bc3e65b1 100644
--- a/pkg/tinycbor/Makefile.tinycbor
+++ b/pkg/tinycbor/Makefile.tinycbor
@@ -1,5 +1,7 @@
 MODULE := tinycbor
 
+CFLAGS += -Wno-maybe-uninitialized
+
 SRC += cborerrorstrings.c
 SRC += cborencoder.c
 SRC += cborencoder_close_container_checked.c
diff --git a/pkg/tinycbor/patches/0001-fix-compilation-warning-error.patch b/pkg/tinycbor/patches/0001-fix-compilation-warning-error.patch
deleted file mode 100644
index 77e9d9cdd6..0000000000
--- a/pkg/tinycbor/patches/0001-fix-compilation-warning-error.patch
+++ /dev/null
@@ -1,25 +0,0 @@
-From d53d44a42a8e9c4c72438dd48e2663ec7f717397 Mon Sep 17 00:00:00 2001
-From: Gunar Schorcht <gunar@schorcht.net>
-Date: Sat, 19 Oct 2019 14:02:02 +0200
-Subject: [PATCH 1/1] fix compilation warning/error
-
----
- src/cborvalidation.c | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/src/cborvalidation.c b/src/cborvalidation.c
-index 08c3511..28b99c4 100644
---- a/src/cborvalidation.c
-+++ b/src/cborvalidation.c
-@@ -379,7 +379,7 @@ static inline CborError validate_floating_point(CborValue *it, CborType type, ui
-     CborError err;
-     int r;
-     double val;
--    float valf;
-+    float valf = 0;  /* fixes the "uninitialized variable" compiler warning */
-     uint16_t valf16;
- 
-     if (type != CborDoubleType) {
--- 
-2.17.1
-