diff --git a/Docs/Configuration.pdf b/Docs/Configuration.pdf
index b8a84953..c3ba40c3 100644
Binary files a/Docs/Configuration.pdf and b/Docs/Configuration.pdf differ
diff --git a/Docs/Configuration.tex b/Docs/Configuration.tex
index 46fe4227..6576650c 100755
--- a/Docs/Configuration.tex
+++ b/Docs/Configuration.tex
@@ -1029,6 +1029,17 @@ To view their current state use \texttt{pmset -g} command in Terminal.
 
   \emph{Note}: Most but Apple and VMware firmwares need this quirk.
 
+\item
+  \texttt{DevirtualiseMmio}\\
+  \textbf{Type}: \texttt{plist\ boolean}\\
+  \textbf{Failsafe}: \texttt{false}\\
+  \textbf{Description}: Remove runtime attribute from select MMIO regions.
+
+  This option reduces stolen memory footprint from the memory map by removing
+  runtime bit for known memory regions. This quirk may result in the increase
+  of KASLR slides available, but is not necessarily compatible with the target
+  board.
+
 \item
   \texttt{DisableVariableWrite}\\
   \textbf{Type}: \texttt{plist\ boolean}\\
diff --git a/Docs/Differences/Differences.pdf b/Docs/Differences/Differences.pdf
index 82c217f9..ef2714d7 100644
Binary files a/Docs/Differences/Differences.pdf and b/Docs/Differences/Differences.pdf differ
diff --git a/Docs/Differences/Differences.tex b/Docs/Differences/Differences.tex
index c5d7ec19..cf066840 100644
--- a/Docs/Differences/Differences.tex
+++ b/Docs/Differences/Differences.tex
@@ -1,7 +1,7 @@
 \documentclass[]{article}
 %DIF LATEXDIFF DIFFERENCE FILE
-%DIF DEL PreviousConfiguration.tex   Sun Aug 11 01:57:12 2019
-%DIF ADD ../Configuration.tex        Tue Aug 27 11:19:40 2019
+%DIF DEL PreviousConfiguration.tex   Tue Aug 20 14:26:36 2019
+%DIF ADD ../Configuration.tex        Thu Aug 29 13:38:28 2019
 
 \usepackage{lmodern}
 \usepackage{amssymb,amsmath}
@@ -1097,7 +1097,20 @@ To view their current state use \texttt{pmset -g} command in Terminal.
   \emph{Note}: Most but Apple and VMware firmwares need this quirk.
 
 \item
-  \texttt{DisableVariableWrite}\\
+  \DIFaddbegin \texttt{\DIFadd{DevirtualiseMmio}}\\
+  \textbf{\DIFadd{Type}}\DIFadd{: }\texttt{\DIFadd{plist\ boolean}}\\
+  \textbf{\DIFadd{Failsafe}}\DIFadd{: }\texttt{\DIFadd{false}}\\
+  \textbf{\DIFadd{Description}}\DIFadd{: Remove runtime attribute from select MMIO regions.
+}
+
+  \DIFadd{This option reduces stolen memory footprint from the memory map by removing
+  runtime bit for known memory regions. This quirk may result in the increase
+  of KASLR slides available, but is not necessarily compatible with the target
+  board.
+}
+
+\item
+  \DIFaddend \texttt{DisableVariableWrite}\\
   \textbf{Type}: \texttt{plist\ boolean}\\
   \textbf{Failsafe}: \texttt{false}\\
   \textbf{Description}: Protect from macOS NVRAM write access.
diff --git a/Docs/Sample.plist b/Docs/Sample.plist
index 1d3148c9..eac21d4e 100644
--- a/Docs/Sample.plist
+++ b/Docs/Sample.plist
@@ -189,6 +189,8 @@
 		<dict>
 			<key>AvoidRuntimeDefrag</key>
 			<true/>
+			<key>DevirtualiseMmio</key>
+			<false/>
 			<key>DisableVariableWrite</key>
 			<false/>
 			<key>DiscardHibernateMap</key>
diff --git a/Docs/SampleFull.plist b/Docs/SampleFull.plist
index 458c6686..e6dc4849 100644
--- a/Docs/SampleFull.plist
+++ b/Docs/SampleFull.plist
@@ -189,6 +189,8 @@
 		<dict>
 			<key>AvoidRuntimeDefrag</key>
 			<true/>
+			<key>DevirtualiseMmio</key>
+			<false/>
 			<key>DisableVariableWrite</key>
 			<false/>
 			<key>DiscardHibernateMap</key>
diff --git a/Platform/OpenCore/OpenCoreUefi.c b/Platform/OpenCore/OpenCoreUefi.c
index 2feac2c7..95477ccb 100644
--- a/Platform/OpenCore/OpenCoreUefi.c
+++ b/Platform/OpenCore/OpenCoreUefi.c
@@ -273,6 +273,7 @@ OcLoadBooterUefiSupport (
   ZeroMem (&AbcSettings, sizeof (AbcSettings));
 
   AbcSettings.AvoidRuntimeDefrag     = Config->Booter.Quirks.AvoidRuntimeDefrag;
+  AbcSettings.DevirtualiseMmio       = Config->Booter.Quirks.DevirtualiseMmio;
   AbcSettings.DisableVariableWrite   = Config->Booter.Quirks.DisableVariableWrite;
   AbcSettings.DiscardHibernateMap    = Config->Booter.Quirks.DiscardHibernateMap;
   AbcSettings.EnableSafeModeSlide    = Config->Booter.Quirks.EnableSafeModeSlide;