diff --git a/src/feature.h b/src/feature.h
index d13e621..f335104 100644
--- a/src/feature.h
+++ b/src/feature.h
@@ -1056,6 +1056,9 @@
 # ifdef FEAT_BIG
 #  define FEAT_MOUSE_URXVT
 # endif
+# ifdef FEAT_BIG
+#  define FEAT_MOUSE_SGR
+# endif
 # if defined(FEAT_NORMAL) && (defined(MSDOS) || defined(WIN3264))
 #  define DOS_MOUSE
 # endif
@@ -1077,6 +1080,11 @@
 # define FEAT_MOUSE_XTERM
 #endif
 
+/* sgr is a small variation of mouse_xterm, and shares its code */
+#if defined(FEAT_MOUSE_SGR) && !defined(FEAT_MOUSE_XTERM)
+# define FEAT_MOUSE_XTERM
+#endif
+
 /* Define FEAT_MOUSE when any of the above is defined or FEAT_GUI. */
 #if !defined(FEAT_MOUSE_TTY) \
 	&& (defined(FEAT_MOUSE_XTERM) \
@@ -1087,7 +1095,8 @@
 	    || defined(FEAT_MOUSE_JSB) \
 	    || defined(FEAT_MOUSE_PTERM) \
 	    || defined(FEAT_SYSMOUSE) \
-	    || defined(FEAT_MOUSE_URXVT))
+	    || defined(FEAT_MOUSE_URXVT) \
+	    || defined(FEAT_MOUSE_SGR))
 # define FEAT_MOUSE_TTY		/* include non-GUI mouse support */
 #endif
 #if !defined(FEAT_MOUSE) && (defined(FEAT_MOUSE_TTY) || defined(FEAT_GUI))