diff --git a/doc/pdfio.3 b/doc/pdfio.3
index 154533c..f69e2bd 100644
--- a/doc/pdfio.3
+++ b/doc/pdfio.3
@@ -107,12 +107,6 @@ There is also an Xcode project ("pdfio.xcodeproj") you can use on macOS which ge
 
     sudo xcodebuild install
 .fi
-.PP
-You can reproduce this with the makefile using:
-.nf
-
-    sudo make macos install
-.fi
 .SS Detecting PDFio
 .PP
 PDFio can be detected using the pkg\-config command, for example:
diff --git a/doc/pdfio.html b/doc/pdfio.html
index 530b343..2e2017a 100644
--- a/doc/pdfio.html
+++ b/doc/pdfio.html
@@ -543,9 +543,6 @@ sudo make install
 <p>There is also an Xcode project (&quot;pdfio.xcodeproj&quot;) you can use on macOS which generates a static library that will be installed under &quot;/usr/local&quot; with:</p>
 <pre><code>sudo xcodebuild install
 </code></pre>
-<p>You can reproduce this with the makefile using:</p>
-<pre><code>sudo make macos install
-</code></pre>
 <h3 class="title" id="detecting-pdfio">Detecting PDFio</h3>
 <p>PDFio can be detected using the <code>pkg-config</code> command, for example:</p>
 <pre><code>if pkg-config --exists pdfio; then
diff --git a/doc/pdfio.md b/doc/pdfio.md
index 0a13fae..2e543f7 100644
--- a/doc/pdfio.md
+++ b/doc/pdfio.md
@@ -81,10 +81,6 @@ generates a static library that will be installed under "/usr/local" with:
 
     sudo xcodebuild install
 
-You can reproduce this with the makefile using:
-
-    sudo make macos install
-
 
 Detecting PDFio
 ---------------