diff --git a/Makefile b/Makefile
index d40e310..8e56739 100644
--- a/Makefile
+++ b/Makefile
@@ -9,6 +9,7 @@ CFLAGS_MANDATORY := -Wall -Wextra -Werror
 all_builds := $(foreach e, 00 01 02 03 04 05 06 07 08, build/c00/ex$e) \
   $(foreach e, 00 01 02 03 04 05 06 07 08, build/c01/ex$e) \
   $(foreach e, 00 01 02 03 04 05 06 07 08 09 10 11 12, build/c02/ex$e) \
+  $(foreach e, 00 01 02 03 04 05, build/c03/ex$e) \
 
 MAKEFLAGS := -k