diff --git a/include/Mw/LowLevel.h b/include/Mw/LowLevel.h
index 6b864b1..c9437fe 100644
--- a/include/Mw/LowLevel.h
+++ b/include/Mw/LowLevel.h
@@ -183,8 +183,6 @@ MWDECL void (*MwLLMakePopup)(MwLL handle, MwLL parent);
 MWDECL void (*MwLLBeginStateChange)(MwLL handle);
 MWDECL void (*MwLLEndStateChange)(MwLL handle);
 
-MWDECL void (*MwLLSetBackground)(MwLL handle, MwLLColor color);
-
 MWDECL void (*MwLLFocus)(MwLL handle);
 MWDECL void (*MwLLGrabPointer)(MwLL handle, int toggle);
 
diff --git a/src/backend/call.c b/src/backend/call.c
index 3f97563..2ce5ed2 100644
--- a/src/backend/call.c
+++ b/src/backend/call.c
@@ -43,8 +43,6 @@
 \
 		MwLLBeginStateChange = MwLLBeginStateChangeImpl; \
 		MwLLEndStateChange   = MwLLEndStateChangeImpl; \
-\
-		MwLLSetBackground = MwLLSetBackgroundImpl; \
 \
 		MwLLFocus	= MwLLFocusImpl; \
 		MwLLGrabPointer = MwLLGrabPointerImpl; \
diff --git a/src/backend/gdi.c b/src/backend/gdi.c
index 7590ab8..13a3473 100644
--- a/src/backend/gdi.c
+++ b/src/backend/gdi.c
@@ -344,11 +344,6 @@ static void MwLLFreeColorImpl(MwLLColor color) {
 	free(color);
 }
 
-static void MwLLSetBackgroundImpl(MwLL handle, MwLLColor color) {
-	(void)handle;
-	(void)color;
-}
-
 static void MwLLGetXYWHImpl(MwLL handle, int* x, int* y, unsigned int* w, unsigned int* h) {
 	RECT rc;
 
diff --git a/src/backend/x11.c b/src/backend/x11.c
index 30141d4..7f18f4a 100644
--- a/src/backend/x11.c
+++ b/src/backend/x11.c
@@ -398,10 +398,6 @@ static void MwLLFreeColorImpl(MwLLColor color) {
 	free(color);
 }
 
-static void MwLLSetBackgroundImpl(MwLL handle, MwLLColor color) {
-	XSetWindowBackground(handle->x11.display, handle->x11.window, color->x11.pixel);
-}
-
 static int MwLLPendingImpl(MwLL handle) {
 	XEvent ev;
 	if(XCheckTypedWindowEvent(handle->x11.display, handle->x11.window, ClientMessage, &ev) || XCheckWindowEvent(handle->x11.display, handle->x11.window, mask, &ev)) {
diff --git a/src/core.c b/src/core.c
index 669b181..efa5a86 100644
--- a/src/core.c
+++ b/src/core.c
@@ -390,11 +390,6 @@ void MwSetText(MwWidget handle, const char* key, const char* value) {
 		}
 	}
 	if(handle->prop_event) MwDispatch3(handle, prop_change, key);
-	if(value != NULL && strcmp(key, MwNbackground) == 0) {
-		MwLLColor c = MwParseColor(handle, value);
-		MwLLSetBackground(handle->lowlevel, c);
-		MwLLFreeColor(c);
-	}
 	if(strcmp(key, MwNbackground) == 0 || strcmp(key, MwNforeground) == 0 || strcmp(key, MwNsubBackground) == 0 || strcmp(key, MwNsubForeground) == 0) {
 		MwForceRender(handle);
 	}
diff --git a/src/lowlevel.c b/src/lowlevel.c
index 0b14b32..cc30345 100644
--- a/src/lowlevel.c
+++ b/src/lowlevel.c
@@ -39,8 +39,6 @@ void (*MwLLMakePopup)(MwLL handle, MwLL parent);
 void (*MwLLBeginStateChange)(MwLL handle);
 void (*MwLLEndStateChange)(MwLL handle);
 
-void (*MwLLSetBackground)(MwLL handle, MwLLColor color);
-
 void (*MwLLFocus)(MwLL handle);
 void (*MwLLGrabPointer)(MwLL handle, int toggle);