diff --git a/CMakeLists.txt b/CMakeLists.txt
index c22c57c..29dfe7e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,6 @@
 cmake_minimum_required(VERSION 2.8.7)
 
 project(tox-weechat)
-add_definitions(-std=c99 -D_GNU_SOURCE)
 
 add_library(tox SHARED
     src/tox-weechat.c
@@ -12,10 +11,10 @@ add_library(tox SHARED
     src/tox-weechat-chats.c
     src/tox-weechat-friend-requests.c
 )
-
-# remove lib prefix
-set_target_properties(tox PROPERTIES PREFIX "")
-
+add_definitions(-std=c99 -D_GNU_SOURCE)
 target_link_libraries(tox toxcore)
 
-install(TARGETS tox DESTINATION ~/.weechat/plugins)
+# remove lib prefix (libtox.so -> tox.so)
+set_target_properties(tox PROPERTIES PREFIX "")
+
+install(TARGETS tox DESTINATION lib/weechat/plugins)
diff --git a/README.md b/README.md
index 3581c05..bb21fef 100644
--- a/README.md
+++ b/README.md
@@ -12,9 +12,10 @@ Tox-WeeChat requires [libtoxcore][3] to work. After getting it, install Tox-WeeC
     $ cd tox-weechat
     $ mkdir build && cd build
     $ cmake ..
-    $ make install
+    $ make
+    $ sudo make install
 
-This places `tox.so` in `~/.weechat/plugins`.
+This places `tox.so` in `/usr/local/lib/weechat/plugins`.
 
 Usage
 -----