diff --git a/include/Mw/LowLevel.h b/include/Mw/LowLevel.h
index 256c6ce..c0a1617 100644
--- a/include/Mw/LowLevel.h
+++ b/include/Mw/LowLevel.h
@@ -44,7 +44,9 @@ enum MwLLKeyEnum {
 	MwLLKeyUp,
 	MwLLKeyDown,
 	MwLLKeyEnter,
-	MwLLKeyEscape
+	MwLLKeyEscape,
+	MwLLKeyLeftShift,
+	MwLLKeyRightShift
 };
 
 enum MwLLMouseEnum {
diff --git a/src/backend/gdi.c b/src/backend/gdi.c
index 0105a1b..cac30ad 100644
--- a/src/backend/gdi.c
+++ b/src/backend/gdi.c
@@ -143,6 +143,8 @@ static LRESULT CALLBACK wndproc(HWND hWnd, UINT msg, WPARAM wp, LPARAM lp) {
 		if(wp == VK_RETURN) n = MwLLKeyEnter;
 		if(wp == VK_BACK) n = MwLLKeyBackSpace;
 		if(wp == VK_ESCAPE) n = MwLLKeyEscape;
+		if(wp == VK_LSHIFT) n = MwLLKeyLeftShift;
+		if(wp == VK_RSHIFT) n = MwLLKeyRightShift;
 		if(n != -1) {
 			if(msg == WM_KEYDOWN) {
 				MwLLDispatch(u->ll, key, &n);
diff --git a/src/backend/x11.c b/src/backend/x11.c
index bfe67cc..86513a7 100644
--- a/src/backend/x11.c
+++ b/src/backend/x11.c
@@ -347,6 +347,10 @@ void MwLLNextEvent(MwLL handle) {
 				n = MwLLKeyEnter;
 			} else if(strcmp(str, "Escape") == 0){
 				n = MwLLKeyEscape;
+			}else if(strcmp(str, "Shift_L") == 0){
+				n = MwLLKeyLeftShift;
+			}else if(strcmp(str, "Shift_R") == 0){
+				n = MwLLKeyRightShift;
 			}
 
 			if(n != -1) {