diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index e006502da5..6ad3087986 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -35,6 +35,7 @@ set(SRCS core.cpp
hle/coprocessor.cpp
hle/svc.cpp
hle/kernel/kernel.cpp
+ hle/kernel/mutex.cpp
hle/kernel/thread.cpp
hle/service/apt.cpp
hle/service/gsp.cpp
diff --git a/src/core/core.vcxproj b/src/core/core.vcxproj
index 6eb58a636c..f271d336e0 100644
--- a/src/core/core.vcxproj
+++ b/src/core/core.vcxproj
@@ -169,6 +169,7 @@
+
@@ -217,6 +218,7 @@
+
diff --git a/src/core/core.vcxproj.filters b/src/core/core.vcxproj.filters
index fc4e35edb0..f664debec6 100644
--- a/src/core/core.vcxproj.filters
+++ b/src/core/core.vcxproj.filters
@@ -162,6 +162,9 @@
hle
+
+ hle\kernel
+
@@ -289,6 +292,9 @@
hle
+
+ hle\kernel
+
diff --git a/src/core/hle/kernel/mutex.cpp b/src/core/hle/kernel/mutex.cpp
new file mode 100644
index 0000000000..2b2cff4ea2
--- /dev/null
+++ b/src/core/hle/kernel/mutex.cpp
@@ -0,0 +1,122 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#include