diff --git a/net/knot/Makefile b/net/knot/Makefile
index cd7e2ea34..86115c570 100644
--- a/net/knot/Makefile
+++ b/net/knot/Makefile
@@ -8,12 +8,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=knot
-PKG_VERSION:=3.4.0
+PKG_VERSION:=3.4.1
 PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=https://secure.nic.cz/files/knot-dns/
-PKG_HASH:=2730b11398944faa5151c51b0655cf26631090343c303597814f2a57df424736
+PKG_HASH:=252a2b83a9319a605103f7491d73a881e97c63339d09170ac9d525155fa41b1a
 
 PKG_MAINTAINER:=Daniel Salzman <daniel.salzman@nic.cz>
 PKG_LICENSE:=GPL-3.0 LGPL-2.0 0BSD BSD-3-Clause OLDAP-2.8
diff --git a/net/knot/patches/03-atomic.patch b/net/knot/patches/03-atomic.patch
new file mode 100644
index 000000000..12e2a2229
--- /dev/null
+++ b/net/knot/patches/03-atomic.patch
@@ -0,0 +1,18 @@
+--- a/src/contrib/atomic.h
++++ b/src/contrib/atomic.h
+@@ -41,6 +41,7 @@
+ 
+  #include <stdint.h>
+  #include <stdbool.h>
++ #include <stddef.h>
+ 
+  #define ATOMIC_SET(dst, val)  __atomic_store_n(&(dst), (val), __ATOMIC_RELAXED)
+  #define ATOMIC_GET(src)       __atomic_load_n(&(src), __ATOMIC_RELAXED)
+@@ -58,6 +59,7 @@
+ 
+  #include <stdint.h>
+  #include <stdbool.h>
++ #include <stddef.h>
+ 
+  #define ATOMIC_SET(dst, val)  ((dst) = (val))
+  #define ATOMIC_GET(src)       (src)