diff --git a/pages/common/iotop.md b/pages/common/iotop.md
index 5876005e9e..68798264b4 100644
--- a/pages/common/iotop.md
+++ b/pages/common/iotop.md
@@ -21,7 +21,7 @@
 
 - Show I/O usage of given PID(s):
 
-`sudo iotop {{[-p|--pid]}} {{PID}}`
+`sudo iotop {{[-p|--pid]}} {{pid}}`
 
 - Show I/O usage of a given user:
 
diff --git a/pages/common/lsof.md b/pages/common/lsof.md
index c279fecb01..1366e6e878 100644
--- a/pages/common/lsof.md
+++ b/pages/common/lsof.md
@@ -26,7 +26,7 @@
 
 - List files opened by a specific process, given its PID:
 
-`lsof -p {{PID}}`
+`lsof -p {{pid}}`
 
 - List open files in a directory:
 
diff --git a/pages/common/pv.md b/pages/common/pv.md
index 00a31178ef..ca99ab05e1 100644
--- a/pages/common/pv.md
+++ b/pages/common/pv.md
@@ -17,7 +17,7 @@
 
 - Attach to an already running process and see its file reading progress:
 
-`pv {{[-d|--watchfd]}} {{PID}}`
+`pv {{[-d|--watchfd]}} {{pid}}`
 
 - Read an erroneous file, skip errors as `dd conv=sync,noerror` would:
 
diff --git a/pages/common/yara.md b/pages/common/yara.md
index fd99f28965..338cdfe1f1 100644
--- a/pages/common/yara.md
+++ b/pages/common/yara.md
@@ -14,7 +14,7 @@
 
 - Scan a running process by its PID using multiple rules:
 
-`yara {{path/to/rule1.yar path/to/rule2.yar ...}} {{PID}}`
+`yara {{path/to/rule1.yar path/to/rule2.yar ...}} {{pid}}`
 
 - Print metadata associated with the matching rules:
 
diff --git a/pages/linux/apport-bug.md b/pages/linux/apport-bug.md
index 4522c4fee7..a617b63d57 100644
--- a/pages/linux/apport-bug.md
+++ b/pages/linux/apport-bug.md
@@ -17,4 +17,4 @@
 
 - Report a bug about a specific process:
 
-`apport-bug {{PID}}`
+`apport-bug {{pid}}`
diff --git a/pages/linux/chrt.md b/pages/linux/chrt.md
index 37e3084c29..2271b43a0a 100644
--- a/pages/linux/chrt.md
+++ b/pages/linux/chrt.md
@@ -5,11 +5,11 @@
 
 - Display attributes of a process:
 
-`chrt {{[-p|--pid]}} {{PID}}`
+`chrt {{[-p|--pid]}} {{pid}}`
 
 - Display attributes of all threads of a process:
 
-`chrt {{[-a|--all-tasks]}} {{[-p|--pid]}} {{PID}}`
+`chrt {{[-a|--all-tasks]}} {{[-p|--pid]}} {{pid}}`
 
 - Display the min/max priority values that can be used with `chrt`:
 
@@ -17,8 +17,8 @@
 
 - Set the scheduling priority of a process:
 
-`chrt {{[-p|--pid]}} {{priority}} {{PID}}`
+`chrt {{[-p|--pid]}} {{priority}} {{pid}}`
 
 - Set the scheduling policy of a process:
 
-`chrt --{{deadline|idle|batch|rr|fifo|other}} {{[-p|--pid]}} {{priority}} {{PID}}`
+`chrt --{{deadline|idle|batch|rr|fifo|other}} {{[-p|--pid]}} {{priority}} {{pid}}`
diff --git a/pages/linux/coredumpctl.md b/pages/linux/coredumpctl.md
index e9027b0b8e..f67aa34c0f 100644
--- a/pages/linux/coredumpctl.md
+++ b/pages/linux/coredumpctl.md
@@ -13,7 +13,7 @@
 
 - Show information about the core dumps matching a program with PID:
 
-`coredumpctl info {{PID}}`
+`coredumpctl info {{pid}}`
 
 - Invoke debugger using the last core dump:
 
diff --git a/pages/linux/pidstat.md b/pages/linux/pidstat.md
index 3be8406cf6..fc9514c1f0 100644
--- a/pages/linux/pidstat.md
+++ b/pages/linux/pidstat.md
@@ -17,7 +17,7 @@
 
 - Show information on a specific PID:
 
-`pidstat -p {{PID}}`
+`pidstat -p {{pid}}`
 
 - Show memory statistics for all processes whose command name include "fox" or "bird":
 
diff --git a/pages/osx/opensnoop.md b/pages/osx/opensnoop.md
index 23bcfb0a7c..fb5bf1028e 100644
--- a/pages/osx/opensnoop.md
+++ b/pages/osx/opensnoop.md
@@ -13,7 +13,7 @@
 
 - Track all file opens by a process by PID:
 
-`sudo opensnoop -p {{PID}}`
+`sudo opensnoop -p {{pid}}`
 
 - Track which processes open a specified file: