diff --git a/src/platform/chromium-vars.js b/src/platform/chromium-vars.js
index a8c4493202..efc593feb2 100644
--- a/src/platform/chromium-vars.js
+++ b/src/platform/chromium-vars.js
@@ -18,7 +18,7 @@
 
 // ----------------------------------------------------------------------------------------------------------------- //
 
-// Platform constants for Chromium.
+// Platform constants for Chromium
 
 // ----------------------------------------------------------------------------------------------------------------- //
 
diff --git a/src/platform/edge-vars.js b/src/platform/edge-vars.js
index 16e086e853..1f7c608a29 100644
--- a/src/platform/edge-vars.js
+++ b/src/platform/edge-vars.js
@@ -18,7 +18,7 @@
 
 // ----------------------------------------------------------------------------------------------------------------- //
 
-// Platform constants for legacy Edge.
+// Platform constants for legacy Edge
 
 // ----------------------------------------------------------------------------------------------------------------- //
 
diff --git a/src/platform/firefox-content.js b/src/platform/firefox-content.js
index 5878256e33..905632c529 100644
--- a/src/platform/firefox-content.js
+++ b/src/platform/firefox-content.js
@@ -18,7 +18,7 @@
 
 // ----------------------------------------------------------------------------------------------------------------- //
 
-// Special content script for Firefox.
+// Special content script for Firefox
 
 // ----------------------------------------------------------------------------------------------------------------- //
 
diff --git a/src/platform/firefox-vars.js b/src/platform/firefox-vars.js
index ef0aa63c15..0be82a3195 100644
--- a/src/platform/firefox-vars.js
+++ b/src/platform/firefox-vars.js
@@ -18,7 +18,7 @@
 
 // ----------------------------------------------------------------------------------------------------------------- //
 
-// Platform constants for Firefox.
+// Platform constants for Firefox
 
 // ----------------------------------------------------------------------------------------------------------------- //