diff --git a/.github/workflows/CICD.yml b/.github/workflows/CICD.yml
index 8848b6af1..d9a4ade14 100644
--- a/.github/workflows/CICD.yml
+++ b/.github/workflows/CICD.yml
@@ -300,22 +300,22 @@ jobs:
       run: make nextest PROFILE=ci CARGOFLAGS="--hide-progress-bar"
       env:
         RUST_BACKTRACE: "1"
-
-    - name: "`make install PROFILE=release-fast COMPLETIONS=n MANPAGES=n LOCALES=n`"
+    - name: "`make install PROG_PREFIX=uu- PROFILE=release-fast COMPLETIONS=n MANPAGES=n LOCALES=n`"
       shell: bash
       run: |
         set -x
-        DESTDIR=/tmp/ make PROFILE=release-fast COMPLETIONS=n MANPAGES=n LOCALES=n install
+        DESTDIR=/tmp/ make install PROG_PREFIX=uu- PROFILE=release-fast COMPLETIONS=n MANPAGES=n LOCALES=n
         # Check that utils are built with given profile
         ./target/release-fast/true
-        # Check that the utils are present
-        test -f /tmp/usr/local/bin/tty
+        # Check that the progs have prefix
+        test -f /tmp/usr/local/bin/uu-tty
+        test -f /tmp/usr/local/libexec/uu-coreutils/libstdbuf.*   
         # Check that the manpage is not present
-        ! test -f /tmp/usr/local/share/man/man1/whoami.1
+        ! test -f /tmp/usr/local/share/man/man1/uu-whoami.1
         # Check that the completion is not present
-        ! test -f /tmp/usr/local/share/zsh/site-functions/_install
-        ! test -f /tmp/usr/local/share/bash-completion/completions/head.bash
-        ! test -f /tmp/usr/local/share/fish/vendor_completions.d/cat.fish
+        ! test -f /tmp/usr/local/share/zsh/site-functions/_uu-install
+        ! test -f /tmp/usr/local/share/bash-completion/completions/uu-head.bash
+        ! test -f /tmp/usr/local/share/fish/vendor_completions.d/uu-cat.fish
       env:
         RUST_BACKTRACE: "1"
     - name: "`make install`"
diff --git a/GNUmakefile b/GNUmakefile
index ceb48d2d1..6f5eda35f 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -27,20 +27,20 @@ CARGO  ?= cargo
 CARGOFLAGS ?=
 RUSTC_ARCH ?= # should be empty except for cross-build, not --target $(shell rustc --print host-tuple)
 
+#prefix prepended to all binaries and library dir
+PROG_PREFIX ?=
+
 # Install directories
 PREFIX ?= /usr/local
 DESTDIR ?=
 BINDIR ?= $(PREFIX)/bin
 DATAROOTDIR ?= $(PREFIX)/share
-LIBSTDBUF_DIR ?= $(PREFIX)/libexec/coreutils
+LIBSTDBUF_DIR ?= $(PREFIX)/libexec/$(PROG_PREFIX)coreutils
 # Export variable so that it is used during the build
 export LIBSTDBUF_DIR
 
 INSTALLDIR_BIN=$(DESTDIR)$(BINDIR)
 
-#prefix to apply to coreutils binary and all tool binaries
-PROG_PREFIX ?=
-
 # This won't support any directory with spaces in its name, but you can just
 # make a symlink without spaces that points to the directory.
 BASEDIR       ?= $(shell pwd)