diff --git a/src/Mod/TechDraw/PAT/FCPAT.pat b/src/Mod/TechDraw/PAT/FCPAT.pat
index 66b91d9cec..fbf9fb207d 100644
--- a/src/Mod/TechDraw/PAT/FCPAT.pat
+++ b/src/Mod/TechDraw/PAT/FCPAT.pat
@@ -11,6 +11,8 @@
 -45,0,0,0,4.0
 *Diagonal4, 45 diagonal R, Solid, 4.0 mm separation
 45,0,0,0,4.0
+*Diagonal5, 45 diagonal L, Solid, 4.0 mm separation
+-45,0,0,0,4.0
 *Square, square grid, Solid, 5.0 mm separation 
 90,1,1,0,5.0
 0,0,0,1,5.0