diff --git a/starmath/inc/starmath.hrc b/starmath/inc/starmath.hrc
index cab9a94b9423..7f9fc54b1689 100644
--- a/starmath/inc/starmath.hrc
+++ b/starmath/inc/starmath.hrc
@@ -380,7 +380,6 @@
 #define RID_ITALX                   (RID_APP_START + 1718)
 #define RID_SIZEXY                  (RID_APP_START + 1719)
 #define RID_FONTXY                  (RID_APP_START + 1720)
-#define RID_COLORX                  (RID_APP_START + 1721)
 #define RID_WIDEHATX                (RID_APP_START + 1722)
 #define RID_WIDETILDEX              (RID_APP_START + 1723)
 #define RID_WIDEVECX                (RID_APP_START + 1724)
diff --git a/starmath/source/commands.src b/starmath/source/commands.src
index 6b8a9576a2d4..6fb8ba54b7ca 100644
--- a/starmath/source/commands.src
+++ b/starmath/source/commands.src
@@ -712,7 +712,6 @@ String RID_FONTXY_HELP
 {
     Text [ en-US ] = "Change Font" ;
 };
-String RID_COLORX           { Text = "color <?> {<?>} " ; };
 String RID_COLORX_BLACK     { Text = "color black {<?>} " ; };
 String RID_COLORX_BLACK_HELP
 {