diff --git a/pkgs/applications/video/bomi/default.nix b/pkgs/applications/video/bomi/default.nix
index 841fe299430..c98e2747989 100644
--- a/pkgs/applications/video/bomi/default.nix
+++ b/pkgs/applications/video/bomi/default.nix
@@ -110,7 +110,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Powerful and easy-to-use multimedia player";
-    homepage = https://bomi-player.github.io/;
+    homepage = "https://bomi-player.github.io/";
     license = licenses.gpl2Plus;
     maintainers = [ maintainers.abbradar ];
     platforms = platforms.linux;
diff --git a/pkgs/development/interpreters/spidermonkey/38.nix b/pkgs/development/interpreters/spidermonkey/38.nix
index b4823817d4b..e2a4ad2e302 100644
--- a/pkgs/development/interpreters/spidermonkey/38.nix
+++ b/pkgs/development/interpreters/spidermonkey/38.nix
@@ -53,7 +53,7 @@ stdenv.mkDerivation rec {
 
   meta = with stdenv.lib; {
     description = "Mozilla's JavaScript engine written in C/C++";
-    homepage = https://developer.mozilla.org/en/SpiderMonkey;
+    homepage = "https://developer.mozilla.org/en/SpiderMonkey";
     # TODO: MPL/GPL/LGPL tri-license.
 
     maintainers = [ maintainers.abbradar ];
diff --git a/pkgs/games/dwarf-fortress/game.nix b/pkgs/games/dwarf-fortress/game.nix
index 740125bf442..cb56969578e 100644
--- a/pkgs/games/dwarf-fortress/game.nix
+++ b/pkgs/games/dwarf-fortress/game.nix
@@ -49,7 +49,7 @@ stdenv.mkDerivation {
 
   meta = with stdenv.lib; {
     description = "A single-player fantasy game with a randomly generated adventure world";
-    homepage = http://www.bay12games.com/dwarves;
+    homepage = "http://www.bay12games.com/dwarves";
     license = licenses.unfreeRedistributable;
     platforms = platforms.linux;
     maintainers = with maintainers; [ a1russell robbinch roconnor the-kenny abbradar ];