diff --git a/.gitignore b/.gitignore
index 73aa35c..be30294 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 checkpw
 checkpw.o
+checkpw.1.gz
diff --git a/Makefile b/Makefile
index f6b9a65..17a7074 100644
--- a/Makefile
+++ b/Makefile
@@ -1,17 +1,18 @@
 all:
-	$(CC) -Wall -o checkpw checkpw.c -lpam -lpam_misc
+	$(CC) -Wall -o ./checkpw ./checkpw.c -lpam -lpam_misc
+	gzip -fk ./checkpw.1
 
 clean:
 	rm -f ./checkpw
+	rm -f ./checkpw.1.gz
 
 install:
-	cp ./checkpw /usr/bin/
-	install -g 0 -o 0 -m 0644 ./checkpw.1 /usr/share/man/man1/
-	gzip -f /usr/share/man/man1/checkpw.1
-	cp ./checkpw.h /usr/include/
+	install -g 0 -o 0 -m 0655 ./checkpw /usr/bin/
+	install -g 0 -o 0 -m 0644 ./checkpw.h /usr/include/
+	install -g 0 -o 0 -m 0644 ./checkpw.1.gz /usr/share/man/man1/
 
 uninstall:
 	rm -f /usr/bin/checkpw
-	rm -f /usr/share/man/man1/checkpw.1.gz
 	rm -f /usr/include/checkpw.h
+	rm -f /usr/share/man/man1/checkpw.1.gz