diff --git a/latex/labs/Makefile b/latex/labs/Makefile
index 49c89c4..981e201 100644
--- a/latex/labs/Makefile
+++ b/latex/labs/Makefile
@@ -3,7 +3,7 @@
 # Author: Mark George <mgeorge@infoscience.otago.ac.nz>
 
 # driver file (tries to automatically find the driver file)
-SOURCE=$(basename $(or $(wildcard lab*.tex), $(wildcard test*.tex), $(wildcard outline.tex), $(wildcard project*.tex),$(wildcard *exercises.tex),$(wildcard *report.tex),$(wildcard lec*.tex)))
+SOURCE=$(basename $(or $(wildcard lab*.tex), $(wildcard test*.tex), $(wildcard outline.tex), $(wildcard project*.tex),$(wildcard *exercises.tex),$(wildcard *report.tex),$(wildcard phase*.tex),$(wildcard lec*.tex)))
 # if the driver file isn't one of the above then just set the value of the SOURCE variable to the name WITHOUT the extension