diff --git a/pages/common/mongod.md b/pages/common/mongod.md
index 10ef84f5e..76b4a6bfb 100644
--- a/pages/common/mongod.md
+++ b/pages/common/mongod.md
@@ -3,7 +3,7 @@
 > The MongoDB database server.
 > More information: <https://docs.mongodb.com/manual/reference/program/mongod>.
 
-- Specify the storage directory (default: `/data/db` on Linux and MacOS, `C:\data\db` on Windows):
+- Specify the storage directory (default: `/data/db` on Linux and macOS, `C:\data\db` on Windows):
 
 `mongod --dbpath {{path/to/directory}}`
 
diff --git a/pages/common/perl.md b/pages/common/perl.md
index 8c4423c5d..9ea49d21c 100644
--- a/pages/common/perl.md
+++ b/pages/common/perl.md
@@ -7,7 +7,7 @@
 
 `perl -n -e 'print if m/{{regex1}}/ and m/{{regex2}}/i'`
 
-- Say [-E] first match group, using a regexp, ignoring space in regex [/x] :
+- Say [-E] first match group, using a regexp, ignoring space in regex [/x]:
 
 `perl -n -E 'say $1 if m/{{before}} (  {{group_regex}}  ) {{after}}/x'`
 
@@ -15,6 +15,6 @@
 
 `perl -i'.bak' -p -e 's/{{regex}}/{{replacement}}/g' {{path/to/files}}`
 
-- Use perl's inline documentation, some pages also available via man on linux:
+- Use perl's inline documentation, some pages also available via manual pages on Linux:
 
 `perldoc perlrun ; perldoc module ; perldoc -f splice; perldoc -q perlfaq1`
diff --git a/pages/common/venv.md b/pages/common/venv.md
index 6f853702e..5a99b5d8b 100644
--- a/pages/common/venv.md
+++ b/pages/common/venv.md
@@ -7,7 +7,7 @@
 
 ` python -m venv {{path/to/virtual_environment}}`
 
-- Activate the virtual environment (Linux and Mac OS):
+- Activate the virtual environment (Linux and macOS):
 
 `source {{path/to/virtual_environment}}/bin/activate`
 
diff --git a/pages/linux/getconf.md b/pages/linux/getconf.md
index 66c23e335..5606339b9 100644
--- a/pages/linux/getconf.md
+++ b/pages/linux/getconf.md
@@ -11,7 +11,7 @@
 
 `getconf -a {{path/to/directory}}`
 
-- Check if your linux system is a 32-bit or 64-bit:
+- Check if the system is 32-bit or 64-bit:
 
 `getconf LONG_BIT`
 
diff --git a/pages/linux/grub-file.md b/pages/linux/grub-file.md
index c38c8c89d..bae6e7440 100644
--- a/pages/linux/grub-file.md
+++ b/pages/linux/grub-file.md
@@ -23,6 +23,6 @@
 
 `grub-file --is-x86-linux {{path/to/file}}`
 
-- Check if a file is an x86_64 XNU image (Mac OS X kernel):
+- Check if a file is an x86_64 XNU image (macOS kernel):
 
 `grub-file --is-x86_64-xnu {{path/to/file}}`
diff --git a/pages/osx/signal.md b/pages/osx/signal.md
index 0753e4852..71542651b 100644
--- a/pages/osx/signal.md
+++ b/pages/osx/signal.md
@@ -3,6 +3,6 @@
 > Simplified software signal facilities.
 > More information: <https://developer.apple.com/library/archive/documentation/System/Conceptual/ManPages_iPhoneOS/man3/signal.3.html>.
 
-- View documentation for signals in Mac OS:
+- View documentation for signals in macOS:
 
 `man signal`