diff --git a/libraries/libftdi1/libftdi1.SlackBuild b/libraries/libftdi1/libftdi1.SlackBuild
index 6ba1c561fe..b02bce3642 100644
--- a/libraries/libftdi1/libftdi1.SlackBuild
+++ b/libraries/libftdi1/libftdi1.SlackBuild
@@ -23,7 +23,7 @@
 #  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 PRGNAM=libftdi1
-VERSION=${VERSION:-1.4}
+VERSION=${VERSION:-1.5}
 BUILD=${BUILD:-1}
 TAG=${TAG:-_SBo}
 
@@ -77,11 +77,15 @@ cd build
     -DCMAKE_INSTALL_PREFIX=/usr \
     -DLIB_SUFFIX=${LIBDIRSUFFIX} \
     -DSTATICLIBS:BOOL=OFF \
+    -DFTDIPP=ON \
+    -DDOCUMENTATION=ON \
     -DCMAKE_BUILD_TYPE=Release ..
   make
   make install DESTDIR=$PKG
 cd ..
 
+# fix a wrong library name in the pkgconfig file
+sed -i "s|libftdipp1|$PRGNAM|" $PKG/usr/lib$LIBDIRSUFFIX/pkgconfig/$PRGNAM.pc
 
 find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
   | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true
@@ -89,16 +93,17 @@ find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | gr
 mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
 cp -a AUTHORS COPYING.* README.* LICENSE $PKG/usr/doc/$PRGNAM-$VERSION
 cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
-mv ./build/doc/html $PKG/usr/doc/$PRGNAM-$VERSION
 
+mv ./build/doc/html $PKG/usr/doc/$PRGNAM-$VERSION
 rm -r $PKG/usr/share
 mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION/examples
 cp -a examples/*.c examples/*.cpp python/examples/*.py ftdi_eeprom/example.conf \
   $PKG/usr/doc/$PRGNAM-$VERSION/examples
 
 mv ./build/doc/man $PKG/usr
-rm -f $PKG/usr/man/man3/*SBo*
-
+mv $PKG/usr/man/man3/{,ftdi_}deprecated.3
+mv $PKG/usr/man/man3/{,ftdi_}size_and_time.3
+rm -f $PKG/usr/man/man3/*{SBo,CMake}*
 find $PKG/usr/man -type f -exec gzip -9 {} \;
 for i in $( find $PKG/usr/man -type l ) ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done
 
diff --git a/libraries/libftdi1/libftdi1.info b/libraries/libftdi1/libftdi1.info
index 42543c4cab..26a3a68d0c 100644
--- a/libraries/libftdi1/libftdi1.info
+++ b/libraries/libftdi1/libftdi1.info
@@ -1,8 +1,8 @@
 PRGNAM="libftdi1"
-VERSION="1.4"
+VERSION="1.5"
 HOMEPAGE="https://www.intra2net.com/en/developer/libftdi/download.php"
-DOWNLOAD="https://www.intra2net.com/en/developer/libftdi/download/libftdi1-1.4.tar.bz2"
-MD5SUM="0c09fb2bb19a57c839fa6845c6c780a2"
+DOWNLOAD="https://www.intra2net.com/en/developer/libftdi/download/libftdi1-1.5.tar.bz2"
+MD5SUM="f515d7d69170a9afc8b273e8f1466a80"
 DOWNLOAD_x86_64=""
 MD5SUM_x86_64=""
 REQUIRES="confuse"