diff --git a/ports/binutils/build.sh b/ports/binutils/build.sh
index 2c8327cf..f3d825b9 100755
--- a/ports/binutils/build.sh
+++ b/ports/binutils/build.sh
@@ -15,3 +15,12 @@ CONFIGURE_OPTIONS=(
 	'--disable-nls'
 	'--disable-werror'
 )
+
+post_install() {
+	# remove libtool files
+	rm -f $BANAN_SYSROOT/usr/lib/libbfd.la
+	rm -f $BANAN_SYSROOT/usr/lib/libctf.la
+	rm -f $BANAN_SYSROOT/usr/lib/libctf-nobfd.la
+	rm -f $BANAN_SYSROOT/usr/lib/libopcodes.la
+	rm -f $BANAN_SYSROOT/usr/lib/libsframe.la
+}
diff --git a/ports/gcc/build.sh b/ports/gcc/build.sh
index 0151d84c..6da9e15a 100755
--- a/ports/gcc/build.sh
+++ b/ports/gcc/build.sh
@@ -17,3 +17,10 @@ CONFIGURE_OPTIONS=(
 	'--disable-nls'
 	'--enable-languages=c,c++'
 )
+
+post_install() {
+	# remove libtool files
+	rm -f $BANAN_SYSROOT/usr/lib/libstdc++.la
+	rm -f $BANAN_SYSROOT/usr/lib/libstdc++exp.la
+	rm -f $BANAN_SYSROOT/usr/lib/libsupc++.la
+}
diff --git a/ports/gmp/build.sh b/ports/gmp/build.sh
index 51977ba3..30f24a49 100755
--- a/ports/gmp/build.sh
+++ b/ports/gmp/build.sh
@@ -7,3 +7,8 @@ CONFIG_SUB=('configfsf.sub')
 
 # configure does not work with (default) c23
 export CFLAGS="--std=c17 $CFLAGS"
+
+post_install() {
+	# remove libtool file
+	rm -f $BANAN_SYSROOT/usr/lib/libgmp.la
+}
diff --git a/ports/mpc/build.sh b/ports/mpc/build.sh
index fbaa8150..4336a715 100755
--- a/ports/mpc/build.sh
+++ b/ports/mpc/build.sh
@@ -9,3 +9,8 @@ CONFIGURE_OPTIONS=(
 	"--target=$BANAN_TOOLCHAIN_TRIPLE"
 	"--with-sysroot=$BANAN_SYSROOT"
 )
+
+post_install() {
+	# remove libtool file
+	rm -f $BANAN_SYSROOT/usr/lib/libmpc.la
+}
diff --git a/ports/mpfr/build.sh b/ports/mpfr/build.sh
index 9dd014d5..59f71e12 100755
--- a/ports/mpfr/build.sh
+++ b/ports/mpfr/build.sh
@@ -9,3 +9,8 @@ CONFIGURE_OPTIONS=(
 	"--target=$BANAN_TOOLCHAIN_TRIPLE"
 	'--with-sysroot=/'
 )
+
+post_install() {
+	# remove libtool file
+	rm -f $BANAN_SYSROOT/usr/lib/libmpfr.la
+}