diff --git a/build.zsh.in b/build.zsh.in
index 6d144d0..124419f 100644
--- a/build.zsh.in
+++ b/build.zsh.in
@@ -205,6 +205,7 @@ done
 function main {
 	typeset -a prefixes directories
 	typeset -A ldflags cflags sources type depends install auto filename nodist
+	typeset -A chmod
 	typeset -a tests
 
 	prefixes=(
diff --git a/build/binary.zsh b/build/binary.zsh
index 0fccf4c..ac70975 100644
--- a/build/binary.zsh
+++ b/build/binary.zsh
@@ -29,7 +29,7 @@ function binary.install {
 	write "${target}.install: ${target}"
 	write "\t@echo '$(IN "${install}/${basename}")'"
 	write "\t${Q}mkdir -p '\$(DESTDIR)${install}'"
-	write "\t${Q}install -m0755 ${target} \$(DESTDIR)${install}/${basename}"
+	write "\t${Q}install -m${chmod[$target]:-0755} ${target} \$(DESTDIR)${install}/${basename}"
 	write
 }
 
diff --git a/project.zsh b/project.zsh
index c528b4a..4a2acc2 100644
--- a/project.zsh
+++ b/project.zsh
@@ -1,6 +1,6 @@
 
 package=build_zsh
-version=0.3.1
+version=0.4.0
 
 targets=(build.zsh)
 type[build.zsh]=script