diff --git a/pkgs/os-specific/linux/dmidecode/default.nix b/pkgs/os-specific/linux/dmidecode/default.nix
index 65908fd18e27..0216e48d58f5 100644
--- a/pkgs/os-specific/linux/dmidecode/default.nix
+++ b/pkgs/os-specific/linux/dmidecode/default.nix
@@ -13,6 +13,7 @@ stdenv.mkDerivation rec {
   meta = with stdenv.lib; {
     homepage = http://www.nongnu.org/dmidecode/;
     description = "A tool that reads information about your system's hardware from the BIOS according to the SMBIOS/DMI standard";
+    license = licenses.gpl2Plus;
     platforms = platforms.linux;
   };
 }
diff --git a/pkgs/os-specific/linux/drbd/default.nix b/pkgs/os-specific/linux/drbd/default.nix
index c6792ea17fb5..5e990511eed7 100644
--- a/pkgs/os-specific/linux/drbd/default.nix
+++ b/pkgs/os-specific/linux/drbd/default.nix
@@ -34,9 +34,10 @@ stdenv.mkDerivation rec {
 
   installFlags = "localstatedir=$(TMPDIR)/var sysconfdir=$(out)/etc INITDIR=$(out)/etc/init.d";
 
-  meta = {
+  meta = with stdenv.lib; {
     homepage = http://www.drbd.org/;
     description = "Distributed Replicated Block Device, a distributed storage system for Linux";
-    platforms = stdenv.lib.platforms.linux;
+    license = licenses.gpl2;
+    platforms = platforms.linux;
   };
 }
diff --git a/pkgs/os-specific/linux/ebtables/default.nix b/pkgs/os-specific/linux/ebtables/default.nix
index eec456ff5ad2..9d92575b6687 100644
--- a/pkgs/os-specific/linux/ebtables/default.nix
+++ b/pkgs/os-specific/linux/ebtables/default.nix
@@ -24,9 +24,10 @@ stdenv.mkDerivation rec {
 
   preInstall = "mkdir -p $out/etc/sysconfig";
 
-  meta = {
+  meta = with stdenv.lib; {
     description = "A filtering tool for Linux-based bridging firewalls";
     homepage = http://ebtables.sourceforge.net/;
-    platforms = stdenv.lib.platforms.linux;
+    license = licenses.gpl2;
+    platforms = platforms.linux;
   };
 }
diff --git a/pkgs/os-specific/linux/fbterm/default.nix b/pkgs/os-specific/linux/fbterm/default.nix
index dd3eec6f53ca..defb45d7a861 100644
--- a/pkgs/os-specific/linux/fbterm/default.nix
+++ b/pkgs/os-specific/linux/fbterm/default.nix
@@ -49,10 +49,12 @@ stdenv.mkDerivation {
     })
   ];
 
-  meta = {
+  meta = with stdenv.lib; {
     inherit (s) version;
     description = "Framebuffer terminal emulator";
-    maintainers = [stdenv.lib.maintainers.raskin];
-    platforms = stdenv.lib.platforms.linux;
+    homepage = https://code.google.com/archive/p/fbterm/;
+    maintainers = [ maintainers.raskin ];
+    license = licenses.gpl2;
+    platforms = platforms.linux;
   };
 }
diff --git a/pkgs/os-specific/linux/gogoclient/default.nix b/pkgs/os-specific/linux/gogoclient/default.nix
index 53895faa66cb..89afecbd9ccd 100644
--- a/pkgs/os-specific/linux/gogoclient/default.nix
+++ b/pkgs/os-specific/linux/gogoclient/default.nix
@@ -34,10 +34,11 @@ stdenv.mkDerivation rec {
     sed -i -e 's/^.*Exec \$route -A.*$/& metric 128/' $out/template/linux.sh
   '';
 
-  meta = {
-    homepage = http://gogonet.gogo6.com;
+  meta = with stdenv.lib; {
+    homepage = https://ipv6.ernet.in/Tunnel_broker;
     description = "Client to connect to the Freenet6 IPv6 tunnel broker service";
-    maintainers = [stdenv.lib.maintainers.bluescreen303];
-    platforms = stdenv.lib.platforms.linux;
+    maintainers = [ maintainers.bluescreen303 ];
+    license = licenses.bsd3;
+    platforms = platforms.linux;
   };
 }
diff --git a/pkgs/os-specific/linux/guvcview/default.nix b/pkgs/os-specific/linux/guvcview/default.nix
index c8146c39cf59..4b9c37686c1c 100644
--- a/pkgs/os-specific/linux/guvcview/default.nix
+++ b/pkgs/os-specific/linux/guvcview/default.nix
@@ -27,10 +27,11 @@ stdenv.mkDerivation rec {
       gsl
     ] ++ stdenv.lib.optional pulseaudioSupport libpulseaudio;
 
-  meta = {
+  meta = with stdenv.lib; {
     description = "A simple interface for devices supported by the linux UVC driver";
     homepage = http://guvcview.sourceforge.net;
-    maintainers = [ stdenv.lib.maintainers.coconnor ];
-    platforms = stdenv.lib.platforms.linux;
+    maintainers = [ maintainers.coconnor ];
+    license = licenses.gpl3;
+    platforms = platforms.linux;
   };
 }
diff --git a/pkgs/os-specific/linux/iomelt/default.nix b/pkgs/os-specific/linux/iomelt/default.nix
index f57cfd713fb5..932b81438982 100644
--- a/pkgs/os-specific/linux/iomelt/default.nix
+++ b/pkgs/os-specific/linux/iomelt/default.nix
@@ -20,6 +20,7 @@ in stdenv.mkDerivation {
     description = "A simple yet effective way to benchmark disk IO in Linux systems";
     homepage    = http://www.iomelt.com;
     maintainers = with maintainers; [ cstrahan ];
+    license = licenses.artistic2;
     platforms   = platforms.linux;
   };
 }
diff --git a/pkgs/os-specific/linux/ipsec-tools/default.nix b/pkgs/os-specific/linux/ipsec-tools/default.nix
index dd7d25716dc4..0aa074b4df8f 100644
--- a/pkgs/os-specific/linux/ipsec-tools/default.nix
+++ b/pkgs/os-specific/linux/ipsec-tools/default.nix
@@ -42,9 +42,10 @@ stdenv.mkDerivation rec {
     "--enable-stats"
   ];
 
-  meta = {
+  meta = with stdenv.lib; {
     homepage = http://ipsec-tools.sourceforge.net/;
     description = "Port of KAME's IPsec utilities to the Linux-2.6 IPsec implementation";
-    platforms = stdenv.lib.platforms.linux;
+    license = licenses.bsd3;
+    platforms = platforms.linux;
   };
 }
diff --git a/pkgs/os-specific/linux/iptables/default.nix b/pkgs/os-specific/linux/iptables/default.nix
index 9fa7a2cf0aa7..844934214818 100644
--- a/pkgs/os-specific/linux/iptables/default.nix
+++ b/pkgs/os-specific/linux/iptables/default.nix
@@ -30,6 +30,7 @@ stdenv.mkDerivation rec {
     homepage = http://www.netfilter.org/projects/iptables/index.html;
     platforms = platforms.linux;
     maintainers = with maintainers; [ fpletz ];
+    license = licenses.gpl2;
     downloadPage = "http://www.netfilter.org/projects/iptables/files/";
     updateWalker = true;
     inherit version;
diff --git a/pkgs/os-specific/linux/kexectools/default.nix b/pkgs/os-specific/linux/kexectools/default.nix
index f5f0916b90a6..069bd17c4839 100644
--- a/pkgs/os-specific/linux/kexectools/default.nix
+++ b/pkgs/os-specific/linux/kexectools/default.nix
@@ -22,6 +22,7 @@ stdenv.mkDerivation rec {
     homepage = http://horms.net/projects/kexec/kexec-tools;
     description = "Tools related to the kexec Linux feature";
     platforms = platforms.linux;
+    license = licenses.gpl2;
     badPlatforms = platforms.riscv;
   };
 }