diff --git a/m1/BUILD-CHEAT-SHEET b/m1/BUILD-CHEAT-SHEET
index 1dc9716..d969d69 100644
--- a/m1/BUILD-CHEAT-SHEET
+++ b/m1/BUILD-CHEAT-SHEET
@@ -9,7 +9,7 @@ Getting rtems:
 
   git clone git://git.rtems.org/rtems.git
   cd rtems
-  git checkout 19d18f235084cbd361e068811a11f46d99918950	# for predictability
+  git checkout f829d131adc5f0ec4aa079d4b8c0d65ea578cdb1 # for predictability
   ln -s /home/qi/wernermisc/m1/patches/rtems/ patches
   quilt push -a
 
@@ -91,6 +91,8 @@ Synthesize the SoC:
 cd boards/milkymist-one/flash
 make -C ../synthesis -f Makefile.xst clean && make clean && time make soc.fpg
 m1nor soc.fpg
+# synthesis:	boards/milkymist-one/synthesis/build/system.srp
+# timing:	boards/milkymist-one/synthesis/build/system-routed.par
 
 ---