diff --git a/Language/Functions/Communication/Serial/find.adoc b/Language/Functions/Communication/Serial/find.adoc
index 848c272df..3ebbf47ef 100644
--- a/Language/Functions/Communication/Serial/find.adoc
+++ b/Language/Functions/Communication/Serial/find.adoc
@@ -30,7 +30,7 @@ Serial.find() inherits from the link:../../stream[stream] utility class.
 
 [float]
 === Returns
-`boolean`
+`bool`
 
 --
 // OVERVIEW SECTION ENDS
diff --git a/Language/Functions/Communication/Serial/findUntil.adoc b/Language/Functions/Communication/Serial/findUntil.adoc
index e50bfebf4..08a580758 100644
--- a/Language/Functions/Communication/Serial/findUntil.adoc
+++ b/Language/Functions/Communication/Serial/findUntil.adoc
@@ -34,7 +34,7 @@ The function returns true if the target string is found, false if it times out.
 
 [float]
 === Returns
-`boolean`
+`bool`
 
 --
 // OVERVIEW SECTION ENDS
diff --git a/Language/Functions/Communication/Serial/ifSerial.adoc b/Language/Functions/Communication/Serial/ifSerial.adoc
index b4ab3d085..c690b7f2a 100644
--- a/Language/Functions/Communication/Serial/ifSerial.adoc
+++ b/Language/Functions/Communication/Serial/ifSerial.adoc
@@ -44,7 +44,7 @@ Nothing
 
 [float]
 === Returns
-`boolean` : returns true if the specified serial port is available. This will only return false if querying the Leonardo's USB CDC serial connection before it is ready.
+`bool` : returns true if the specified serial port is available. This will only return false if querying the Leonardo's USB CDC serial connection before it is ready.
 
 --
 // OVERVIEW SECTION ENDS
diff --git a/Language/Functions/Communication/Stream/streamFind.adoc b/Language/Functions/Communication/Stream/streamFind.adoc
index 1487d8719..c8f2de836 100644
--- a/Language/Functions/Communication/Stream/streamFind.adoc
+++ b/Language/Functions/Communication/Stream/streamFind.adoc
@@ -33,7 +33,7 @@ This function is part of the Stream class, and is called by any class that inher
 
 [float]
 === Returns
-`boolean`
+`bool`
 
 --
 // OVERVIEW SECTION ENDS
\ No newline at end of file
diff --git a/Language/Functions/Communication/Stream/streamFindUntil.adoc b/Language/Functions/Communication/Stream/streamFindUntil.adoc
index 8a50ee83a..9447096df 100644
--- a/Language/Functions/Communication/Stream/streamFindUntil.adoc
+++ b/Language/Functions/Communication/Stream/streamFindUntil.adoc
@@ -33,7 +33,7 @@ This function is part of the Stream class, and is called by any class that inher
 
 [float]
 === Returns
-`boolean`
+`bool`
 
 --
 // OVERVIEW SECTION ENDS
\ No newline at end of file
diff --git a/Language/Functions/USB/Mouse/mouseIsPressed.adoc b/Language/Functions/USB/Mouse/mouseIsPressed.adoc
index b26bc0b8b..d27db64ad 100644
--- a/Language/Functions/USB/Mouse/mouseIsPressed.adoc
+++ b/Language/Functions/USB/Mouse/mouseIsPressed.adoc
@@ -37,7 +37,7 @@ When there is no value passed, it checks the status of the left mouse button.
 
 [float]
 === Returns
-`boolean` : reports whether a button is pressed or not.
+`bool` : reports whether a button is pressed or not.
 
 --
 // OVERVIEW SECTION ENDS