diff --git a/meson.build b/meson.build
index fae5356b9..ad700f1bc 100644
--- a/meson.build
+++ b/meson.build
@@ -17,7 +17,7 @@ else
   pinos_version_nano = 0
 endif
 
-apiversion = '1.0'
+apiversion = '0.1'
 soversion = 0
 libversion = '@0@.@1@.0'.format(soversion, pinos_version_minor.to_int() * 100 + pinos_version_micro.to_int())
 
@@ -37,7 +37,6 @@ cdata.set('PINOS_API_VERSION', '"@0@"'.format(apiversion))
 cdata.set('PINOS_DATADIR', '"@0@/@1@"'.format(prefix, get_option('datadir')))
 cdata.set('LOCALEDIR', '"@0@/@1@"'.format(prefix, get_option('localedir')))
 cdata.set('LIBDIR', '"@0@/@1@"'.format(prefix, get_option('libdir')))
-cdata.set('PINOS_API_VERSION', '"0.1"')
 cdata.set('GETTEXT_PACKAGE', '"pinos"')
 cdata.set('PINOS_LICENSE', '"LGPL"')
 cdata.set('PINOS_PACKAGE_ORIGIN', '"Unknown package origin"')
@@ -48,8 +47,8 @@ cdata.set('PACKAGE_STRING', '"Pinos @0@"'.format(pinos_version))
 cdata.set('PACKAGE_TARNAME', '"pinos"')
 cdata.set('PACKAGE_URL', '""')
 cdata.set('PACKAGE_VERSION', '"@0@"'.format(pinos_version))
-cdata.set('PLUGINDIR', '"@0@/@1@/pinos"'.format(get_option('prefix'),get_option('libdir')))
-cdata.set('MODULEDIR', '"@0@/@1@/pinos"'.format(get_option('prefix'),get_option('libdir')))
+cdata.set('PLUGINDIR', '"@0@/@1@/pinos-@2@"'.format(get_option('prefix'),get_option('libdir'),apiversion))
+cdata.set('MODULEDIR', '"@0@/@1@/pinos-@2@"'.format(get_option('prefix'),get_option('libdir'),apiversion))
 cdata.set('PINOS_CONFIG_DIR', '"@0@/etc/pinos"'.format(get_option('prefix')))
 cdata.set('VERSION', '"@0@"'.format(pinos_version))
 # FIXME: --with-memory-alignment],[8,N,malloc,pagesize (default is 32)]) option
diff --git a/pinos/modules/meson.build b/pinos/modules/meson.build
index 7df92dd29..648647597 100644
--- a/pinos/modules/meson.build
+++ b/pinos/modules/meson.build
@@ -11,7 +11,7 @@ pinos_module_flatpak = shared_library('pinos-module-flatpak', [ 'module-flatpak.
   include_directories : [configinc, spa_inc],
   link_with : spalib,
   install : true,
-  install_dir : '@0@/pinos-0.1'.format(get_option('libdir')),
+  install_dir : '@0@/pinos-@1@'.format(get_option('libdir'), apiversion),
   dependencies : [dbus_dep, mathlib, dl_lib, pinos_dep, pinoscore_dep],
 )
 
@@ -20,7 +20,7 @@ pinos_module_autolink = shared_library('pinos-module-autolink', [ 'module-autoli
   include_directories : [configinc, spa_inc],
   link_with : spalib,
   install : true,
-  install_dir : '@0@/pinos-0.1'.format(get_option('libdir')),
+  install_dir : '@0@/pinos-@1@'.format(get_option('libdir'), apiversion),
   dependencies : [mathlib, dl_lib, pinos_dep, pinoscore_dep],
 )
 
@@ -29,7 +29,7 @@ pinos_module_mixer = shared_library('pinos-module-mixer', [ 'module-mixer.c' ],
   include_directories : [configinc, spa_inc],
   link_with : spalib,
   install : true,
-  install_dir : '@0@/pinos-0.1'.format(get_option('libdir')),
+  install_dir : '@0@/pinos-@1@'.format(get_option('libdir'), apiversion),
   dependencies : [mathlib, dl_lib, pinos_dep, pinoscore_dep],
 )
 
@@ -38,7 +38,7 @@ pinos_module_protocol_dbus = shared_library('pinos-module-protocol-dbus', [ 'mod
   include_directories : [configinc, spa_inc],
   link_with : spalib,
   install : true,
-  install_dir : '@0@/pinos-0.1'.format(get_option('libdir')),
+  install_dir : '@0@/pinos-@1@'.format(get_option('libdir'), apiversion),
   dependencies : [glib_dep, gio_dep, mathlib, dl_lib, pinos_dep, pinoscore_dep],
 )
 
@@ -47,7 +47,7 @@ pinos_module_protocol_native = shared_library('pinos-module-protocol-native', [
   include_directories : [configinc, spa_inc],
   link_with : spalib,
   install : true,
-  install_dir : '@0@/pinos-0.1'.format(get_option('libdir')),
+  install_dir : '@0@/pinos-@1@'.format(get_option('libdir'), apiversion),
   dependencies : [mathlib, dl_lib, pinos_dep, pinoscore_dep],
 )
 
@@ -56,6 +56,6 @@ pinos_module_suspend_on_idle = shared_library('pinos-module-suspend-on-idle', [
   include_directories : [configinc, spa_inc],
   link_with : spalib,
   install : true,
-  install_dir : '@0@/pinos-0.1'.format(get_option('libdir')),
+  install_dir : '@0@/pinos-@1@'.format(get_option('libdir'), apiversion),
   dependencies : [mathlib, dl_lib, pinos_dep, pinoscore_dep],
 )
diff --git a/pkgconfig/libpinos.pc.in b/pkgconfig/libpinos.pc.in
index c41863cf3..52a5895bd 100644
--- a/pkgconfig/libpinos.pc.in
+++ b/pkgconfig/libpinos.pc.in
@@ -7,5 +7,5 @@ moduledir=@moduledir@
 Name: libpinos
 Description: Pinos Client Interface
 Version: @PACKAGE_VERSION@
-Libs: -L${libdir} -lpinos-@PINOS_MAJORMINOR@
+Libs: -L${libdir} -lpinos
 Cflags: -I${includedir} -D_REENTRANT