diff --git a/key/keypress_c.h b/key/keypress_c.h
index 48de33a..81bad31 100644
--- a/key/keypress_c.h
+++ b/key/keypress_c.h
@@ -189,6 +189,7 @@ void toggleKeyCode(MMKeyCode code, const bool down, MMKeyFlags flags, uintptr pi
 		}
 		
 		SendTo(pid, keyEvent);
+		CFRelease(source);
 	}
 #elif defined(IS_WINDOWS)
 	const DWORD dwFlags = down ? 0 : KEYEVENTF_KEYUP;
@@ -284,6 +285,7 @@ void toggleKey(char c, const bool down, MMKeyFlags flags, uintptr pid) {
 		CGEventKeyboardSetUnicodeString(keyEvent, 1, &ch);
 
 		SendTo(pid, keyEvent);
+		CFRelease(source);
 	}
 #else
 	#define toggleUniKey(c, down) toggleKey(c, down, MOD_NONE, 0)
diff --git a/mouse/mouse_c.h b/mouse/mouse_c.h
index 26d5e98..cc2127d 100644
--- a/mouse/mouse_c.h
+++ b/mouse/mouse_c.h
@@ -91,6 +91,7 @@ void moveMouse(MMPointInt32 point){
 
 		CGEventPost(kCGHIDEventTap, move);
 		CFRelease(move);
+		CFRelease(source);
 	#elif defined(USE_X11)
 		Display *display = XGetMainDisplay();
 		XWarpPointer(display, None, DefaultRootWindow(display), 0, 0, 0, 0, point.x, point.y);
@@ -112,6 +113,7 @@ void dragMouse(MMPointInt32 point, const MMMouseButton button){
 
 		CGEventPost(kCGHIDEventTap, drag);
 		CFRelease(drag);
+		CFRelease(source);
 	#else
 		moveMouse(point);
 	#endif
@@ -152,6 +154,7 @@ void toggleMouse(bool down, MMMouseButton button) {
 
 		CGEventPost(kCGHIDEventTap, event);
 		CFRelease(event);
+		CFRelease(source);
 	#elif defined(USE_X11)
 		Display *display = XGetMainDisplay();
 		XTestFakeButtonEvent(display, button, down ? True : False, CurrentTime);