diff --git a/manual/manual.adoc b/manual/manual.adoc
index 537123bc..3674cc8f 100644
--- a/manual/manual.adoc
+++ b/manual/manual.adoc
@@ -10,12 +10,13 @@ image::../graphics/titlepic/titlepic.png[Freedoom Title Image,align="center",wid
 
 == Installing Freedoom
 
-Freedoom is distributed as two files named `freedoom1.wad` and `freedoom2.wad`
-which contain the artwork, levels, music and sound effects that make up the game.
-To be played it needs to be paired with a source port. Fans of the original Doom
-games have created a number of these; the Doom Wiki’s
-https://doomwiki.org/wiki/Source_port[source ports page] has a comprehensive
-list. The following are some good default suggestions:
+Freedoom is distributed as two files named `freedoom1.wad` and
+`freedoom2.wad` which contain the artwork, levels, music and sound
+effects that make up the game.  To be played it needs to be paired
+with a source port. Fans of the original Doom games have created a
+number of these; the Doom Wiki’s
+https://doomwiki.org/wiki/Source_port[source ports page] has a
+comprehensive list. The following are some good default suggestions:
 
 * https://zdoom.org[GZDoom] is a modern source port that includes various
   features such as a hardware renderer.
@@ -570,14 +571,14 @@ suggestions:
   easier for you to target. It also encourages monster in-fighting; if done
   effectively, they’ll spend their energy killing each other and you’ll save
   on ammunition.
-  
-* If you encounter a horde of flesh worms or stealth worms, The angle grinder is a
-  great weapon to use both to conserve ammo and avoid taking damage.
-  Worms can't attack while being sawed, and if you back 
-  into any corner that is roughly as wide as or narrower than a right angle,
-  they can only come at you 
-  one at a time. The angle grinder also works well on trilobites: they can't attack
-  while taking damage from it.
+
+* If you encounter a horde of flesh worms or stealth worms, The angle
+  grinder is a great weapon to use both to conserve ammo and avoid
+  taking damage.  Worms can’t attack while being sawed, and if you
+  back into any corner that is roughly as wide as or narrower than a
+  right angle, they can only come at you one at a time. The angle
+  grinder also works well on trilobites: they can’t attack while
+  taking damage from it.
 
 <<<
 
@@ -665,16 +666,16 @@ number of cheats that you can turn to:
 
 == Contributing to Freedoom ==
 
-Freedoom is a 
+Freedoom is a
 https://www.gnu.org/philosophy/free-sw.html[free content]
-project contributed to by many users around the world. It is available as 
-both free in cost (free as in free beer) and in modification and 
+project contributed to by many users around the world. It is available as
+both free in cost (free as in free beer) and in modification and
 redistribution rights (free as in free speech) to end users,
-provided that the original software license is included and/or 
+provided that the original software license is included and/or
 viewable by users of modified or redistributed versions.
 
-If you'd like to contribute to the Freedoom project, please check out the 
-https://github.com/freedoom/freedoom[project's page],
+If you’d like to contribute to the Freedoom project, please check out the
+https://github.com/freedoom/freedoom[project’s page],
 https://www.doomworld.com/forum/17-freedoom/[discussion forum],
 and https://discord.gg/9DA3fut[discord chat].
 
@@ -688,7 +689,7 @@ https://guides.github.com/activities/forking/[How to fork a project and create a
 == Reusing portions of Freedoom ==
 
 Since https://freedoom.github.io/about.html[Freedoom is free], some other
-projects have used Freedoom's assets.  We think this is a great use of the 
+projects have used Freedoom’s assets.  We think this is a great use of the
 project and should be encouraged. If you use portions of Freedoom in your
 project, please let us know by filing an issue or pull request on
-https://github.com/freedoom/freedoom.github.io[Freedoom's website project page]
+https://github.com/freedoom/freedoom.github.io[Freedoom’s website project page]