diff --git a/.gitignore b/.gitignore
index 9e933a9..f45d32e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 /build-fx
 /build-cg
+libczlib.a
diff --git a/README.md b/README.md
index a59aabf..57b6319 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ Compilation is done for all targets with a single:
 % fxsdk build-fx install
 ```
 
-You can also use the `giteapc install Slyvtt/cZlib1_2_5` command to get an automatic install.
+You can also use the `giteapc install Slyvtt/cZlib` command to get an automatic install.
 
 ## Using in a program
 
diff --git a/build b/build
deleted file mode 100755
index b3ae7a6..0000000
--- a/build
+++ /dev/null
@@ -1,4 +0,0 @@
-make -f Makefile.prizm clean
-make -f Makefile.prizm
-cp libSDL_prizm.a ~/.local/share/giteapc/Lephenixnoir/sh-elf-gcc/lib/gcc/sh3eb-elf/11.1.0/
-cp ./include/* ~/.local/share/giteapc/Lephenixnoir/sh-elf-gcc/lib/gcc/sh3eb-elf/11.1.0/include/SDL/
diff --git a/libczlib.a b/libczlib.a
deleted file mode 100644
index 55b05b8..0000000
Binary files a/libczlib.a and /dev/null differ