diff --git a/libs/libnetconf2/Makefile b/libs/libnetconf2/Makefile
index 6b0882ca0..f626e09b1 100644
--- a/libs/libnetconf2/Makefile
+++ b/libs/libnetconf2/Makefile
@@ -16,6 +16,7 @@ PKG_VERSION:=0.8.56
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_VERSION:=4d13eca938085298edbad6a731d77dfd55c8d514
+PKG_MIRROR_HASH:=88d1ab14a945c8c8c9fadfb248568294ac5f62dea3b8d99e60dbb8262f7107bc
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_SOURCE_VERSION).tar.bz2
 PKG_SOURCE_URL:=https://github.com/cesnet/libnetconf2/
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_SOURCE_VERSION)
diff --git a/libs/libyang/Makefile b/libs/libyang/Makefile
index 1fe50b5ae..f10a8f7f7 100644
--- a/libs/libyang/Makefile
+++ b/libs/libyang/Makefile
@@ -18,6 +18,7 @@ PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=https://github.com/CESNET/libyang.git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
 PKG_SOURCE_VERSION:=7e811613b335afc8e1b2c0ee77e7b3f371bc9175
+PKG_MIRROR_HASH:=860865b294c628ad66ca5ef6848aae8df93e46325302914dbfb14264866f1678
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
 
 PKG_BUILD_PARALLEL:=1
diff --git a/net/netopeer2/Makefile b/net/netopeer2/Makefile
index 017cf2f93..5a283b4a2 100644
--- a/net/netopeer2/Makefile
+++ b/net/netopeer2/Makefile
@@ -18,6 +18,7 @@ PKG_VERSION:=0.3.65
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_VERSION:=c204b59f9c2bb7e63eb907f33c44adbf208295ee
+PKG_MIRROR_HASH:=61a2b3e0ee9a3cf2f73715843f059c79292446ad3643f4eeb85d48d1e185c3b9
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_SOURCE_VERSION).tar.bz2
 PKG_SOURCE_URL:=https://github.com/CESNET/Netopeer2.git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_SOURCE_VERSION)
diff --git a/net/sysrepo/Makefile b/net/sysrepo/Makefile
index eecf8286d..bfae426f3 100644
--- a/net/sysrepo/Makefile
+++ b/net/sysrepo/Makefile
@@ -15,6 +15,7 @@ PKG_VERSION:=0.6.0
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_VERSION:=e4a5705a4c5293ba121048c71899b98243d99edf
+PKG_MIRROR_HASH:=aa0fb5d7c947dd428d9f573c84edf6237c8c1a4db92dcd4d7552a68d25277a39
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_SOURCE_VERSION).tar.bz2
 PKG_SOURCE_URL:=https://github.com/sysrepo/sysrepo.git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_SOURCE_VERSION)