diff --git a/.travis.yml b/.travis.yml
index fe5024b..efc9fba 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,6 +8,7 @@ install:
     /tmp/cc65/bin/cc65 --version
 
 script:
+  - MAKE_FLAGS="CC65=/tmp/cc65/bin"
   - cd desktop
   - res/go.sh
   - cd ..
diff --git a/desk.acc/res/go.sh b/desk.acc/res/go.sh
index fed2416..0af7ca5 100755
--- a/desk.acc/res/go.sh
+++ b/desk.acc/res/go.sh
@@ -13,7 +13,7 @@ function cecho {
 }
 
 function do_make {
-    make "$1" \
+    make $MAKE_FLAGS "$1" \
         && (cecho green "make $1 good") \
         || (tput blink ; cecho red "MAKE $1 BAD" ; return 1)
 }
diff --git a/desktop/res/go.sh b/desktop/res/go.sh
index 4681eed..12cbe26 100755
--- a/desktop/res/go.sh
+++ b/desktop/res/go.sh
@@ -13,7 +13,7 @@ function cecho {
 }
 
 function do_make {
-    make "$1" \
+    make $MAKE_FLAGS "$1" \
         && (cecho green "make $1 good") \
         || (tput blink ; cecho red "MAKE $1 BAD" ; return 1)
 }