diff --git a/code/modules/projectiles/projectile/bullets.dm b/code/modules/projectiles/projectile/bullets.dm
index 7621652b04f..68dc98de6a8 100644
--- a/code/modules/projectiles/projectile/bullets.dm
+++ b/code/modules/projectiles/projectile/bullets.dm
@@ -121,14 +121,15 @@
 /* short-casing projectiles, like the kind used in pistols or SMGs */
 
 /obj/item/projectile/bullet/pistol
-	damage = 25
-	armor_penetration = 10
+	damage = 20
+	armor_penetration = 15
 
 /obj/item/projectile/bullet/pistol/medium
 	damage = 30
+	armor_penetration = 0
 
 /obj/item/projectile/bullet/pistol/medium/ap
-	armor_penetration = 35
+	armor_penetration = 15
 	penetrating = FALSE
 
 /obj/item/projectile/bullet/pistol/strong
diff --git a/html/changelogs/mattatlas-regretws.yml b/html/changelogs/mattatlas-regretws.yml
new file mode 100644
index 00000000000..60de827ad7b
--- /dev/null
+++ b/html/changelogs/mattatlas-regretws.yml
@@ -0,0 +1,43 @@
+################################
+# Example Changelog File
+#
+# Note: This file, and files beginning with ".", and files that don't end in ".yml" will not be read. If you change this file, you will look really dumb.
+#
+# Your changelog will be merged with a master changelog. (New stuff added only, and only on the date entry for the day it was merged.)
+# When it is, any changes listed below will disappear.
+#
+# Valid Prefixes:
+#   bugfix
+#   wip (For works in progress)
+#   tweak
+#   soundadd
+#   sounddel
+#   rscadd (general adding of nice things)
+#   rscdel (general deleting of nice things)
+#   imageadd
+#   imagedel
+#   maptweak
+#   spellcheck (typo fixes)
+#   experiment
+#   balance
+#   admin
+#   backend
+#   security
+#   refactor
+#################################
+
+# Your name.
+author: MattAtlas
+
+# Optional: Remove this file after generating master changelog.  Useful for PR changelogs that won't get used again.
+delete-after: True
+
+# Any changes you've made.  See valid prefix list above.
+# INDENT WITH TWO SPACES.  NOT TABS.  SPACES.
+# SCREW THIS UP AND IT WON'T WORK.
+# Also, all entries are changed into a single [] after a master changelog generation. Just remove the brackets when you add new entries.
+# Please surround your changes in  double quotes ("), as certain characters otherwise screws up compiling. The quotes will not show up in the changelog.
+changes:
+  - balance: ".45 bullets now have no armor penetration."
+  - balance: "9mm bullets now do less base damage than .45 bullets, but have a good amount of AP."
+  - balance: "Nerfed mecha .45 bullets to be in line with the new values."