diff --git a/src/keycode.h b/src/keycode.h
index 672d5d6d..c69ad9ee 100644
--- a/src/keycode.h
+++ b/src/keycode.h
@@ -57,6 +57,8 @@ enum _MMKeyCode {
 	K_META = kVK_Command,
 	K_ALT = kVK_Option,
 	K_CONTROL = kVK_Control,
+	K_LEFT_CONTROL = kVK_Control,
+	K_RIGHT_CONTROL = kVK_RightControl,
 	K_SHIFT = kVK_Shift,
 	K_RIGHTSHIFT = kVK_RightShift,
 	K_CAPSLOCK = kVK_CapsLock,
@@ -144,6 +146,8 @@ enum _MMKeyCode {
 	K_META = XK_Super_L,
 	K_ALT = XK_Alt_L,
 	K_CONTROL = XK_Control_L,
+	K_LEFT_CONTROL = XK_Control_L,
+	K_RIGHT_CONTROL = XK_Control_R,
 	K_SHIFT = XK_Shift_L,
 	K_RIGHTSHIFT = XK_Shift_R,
 	K_CAPSLOCK = XK_Shift_Lock,
@@ -227,6 +231,8 @@ enum _MMKeyCode {
 	K_F24 = VK_F24,
 	K_META = VK_LWIN,
 	K_CONTROL = VK_CONTROL,
+	K_LEFT_CONTROL = VK_LCONTROL,
+	K_RIGHT_CONTROL = VK_RCONTROL,
 	K_SHIFT = VK_SHIFT,
 	K_RIGHTSHIFT = VK_RSHIFT,
 	K_ALT = VK_MENU,
diff --git a/src/robotjs.cc b/src/robotjs.cc
index 7b0475de..55933824 100644
--- a/src/robotjs.cc
+++ b/src/robotjs.cc
@@ -335,6 +335,8 @@ static KeyNames key_names[] =
 	{ "command",        K_META },
 	{ "alt",            K_ALT },
 	{ "control",        K_CONTROL },
+	{ "left_control",   K_LEFT_CONTROL },
+	{ "right_control",  K_RIGHT_CONTROL },
 	{ "shift",          K_SHIFT },
 	{ "right_shift",    K_RIGHTSHIFT },
 	{ "space",          K_SPACE },