diff --git a/scripts/libmakepkg/buildenv.sh.in b/scripts/libmakepkg/buildenv.sh.in
index b75d792a..6605788b 100644
--- a/scripts/libmakepkg/buildenv.sh.in
+++ b/scripts/libmakepkg/buildenv.sh.in
@@ -22,6 +22,8 @@
 [[ -n "$LIBMAKEPKG_BUILDENV_SH" ]] && return
 LIBMAKEPKG_BUILDENV_SH=1
 
+LIBRARY=${LIBRARY:-'@libmakepkgdir@'}
+
 declare -a buildenv_functions build_options
 
 for lib in "$LIBRARY/buildenv/"*.sh; do
diff --git a/scripts/libmakepkg/executable.sh.in b/scripts/libmakepkg/executable.sh.in
index ea40289b..dfa8a0bd 100644
--- a/scripts/libmakepkg/executable.sh.in
+++ b/scripts/libmakepkg/executable.sh.in
@@ -21,6 +21,8 @@
 [[ -n "$LIBMAKEPKG_EXECUTABLE_SH" ]] && return
 LIBMAKEPKG_EXECUTABLE_SH=1
 
+LIBRARY=${LIBRARY:-'@libmakepkgdir@'}
+
 declare -a executable_functions
 
 for lib in "$LIBRARY/executable/"*.sh; do
diff --git a/scripts/libmakepkg/util/pkgbuild.sh.in b/scripts/libmakepkg/util/pkgbuild.sh.in
index c52b3eb6..7aab7053 100644
--- a/scripts/libmakepkg/util/pkgbuild.sh.in
+++ b/scripts/libmakepkg/util/pkgbuild.sh.in
@@ -21,6 +21,8 @@
 [[ -n "$LIBMAKEPKG_UTIL_PKGBUILD_SH" ]] && return
 LIBMAKEPKG_UTIL_PKGBUILD_SH=1
 
+LIBRARY=${LIBRARY:-'@libmakepkgdir@'}
+
 source "$LIBRARY/util/schema.sh"