diff --git a/externals/libsemantic b/externals/libsemantic
index 99a9bb4..1b429b5 160000
--- a/externals/libsemantic
+++ b/externals/libsemantic
@@ -1 +1 @@
-Subproject commit 99a9bb40f59ddfd19ed1942ccbdb23eeda1e015e
+Subproject commit 1b429b517948f7bce4ed3e0957b8e6b943dfaf4b
diff --git a/externals/libshtools b/externals/libshtools
index 5b915a2..f4fc3c1 160000
--- a/externals/libshtools
+++ b/externals/libshtools
@@ -1 +1 @@
-Subproject commit 5b915a294427eb8763b5ddfb3197462241301f02
+Subproject commit f4fc3c187616316f30bd025dbb4a2d57da2f31a6
diff --git a/mapproxy/CMakeLists.txt b/mapproxy/CMakeLists.txt
index 41b35f2..5b41355 100644
--- a/mapproxy/CMakeLists.txt
+++ b/mapproxy/CMakeLists.txt
@@ -106,4 +106,6 @@ add_subdirectory(src/setup-resource)
 
 # for testing
 add_subdirectory(src/utility/tools EXCLUDE_FROM_ALL)
-add_subdirectory(src/semantic/tools EXCLUDE_FROM_ALL)
+
+set(semantic-tools-INSTALL-COMPONENT tools)
+add_subdirectory(src/semantic/tools)
diff --git a/mapproxy/debian/bionic/control b/mapproxy/debian/bionic/control
index d3893b1..bc61403 100644
--- a/mapproxy/debian/bionic/control
+++ b/mapproxy/debian/bionic/control
@@ -19,4 +19,5 @@ m4_define({{{VAR_BuildDepends}}},{{{debhelper (>= 11), libboost1.65-all-dev
     , libicu-dev (>= 60.2-3ubuntu3)
     , libtinyxml2-dev
     , libmarkdown2-dev
-    , gawk, pandoc}}})m4_dnl
+    , libfftw3-dev, liblapack-dev, libblas-dev
+    , gawk, pandoc, gfortran}}})m4_dnl
diff --git a/mapproxy/debian/changelog b/mapproxy/debian/changelog
index 14cc393..b98fba1 100644
--- a/mapproxy/debian/changelog
+++ b/mapproxy/debian/changelog
@@ -1,3 +1,9 @@
+vts-mapproxy (1.62) stable; urgency=medium
+
+  * geodata: semantic world support
+
+ -- Vaclav Blazek <vaclav.blazek@melown.com>  Tue, 20 Aug 2019 15:03:49 +0000
+
 vts-mapproxy (1.61) stable; urgency=medium
 
   * geodata: layer enhancer ignores NULL entries
diff --git a/mapproxy/debian/stretch/control b/mapproxy/debian/stretch/control
index d8d6d7c..9d30590 100644
--- a/mapproxy/debian/stretch/control
+++ b/mapproxy/debian/stretch/control
@@ -18,4 +18,5 @@ m4_define({{{VAR_BuildDepends}}},{{{debhelper (>= 9.20150101+deb8u2), libboost1.
     , libmagic-dev (>= 5.25)
     , libtinyxml2-dev
     , libmarkdown2-dev
-    , gawk, pandoc}}})m4_dnl
+    , libfftw3-dev, liblapack-dev, libblas-dev
+    , gawk, pandoc, gfortran}}})m4_dnl