diff --git a/CMakeLists.txt b/CMakeLists.txt
index bd139ce..8ab8901 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -49,7 +49,8 @@ foreach(cogfile ${cogfiles})
 endforeach(cogfile)
 
 add_library(bottles SHARED ${src}/bottles/bottles.cpp
-        ${src}/bottles/active.cpp ${src}/bottles/commands.cpp)
+        ${src}/bottles/active.cpp ${src}/bottles/commands.cpp
+        ${src}/bottles/activate.cpp)
 add_dependencies(bottles cog)
 
 add_custom_target(cog ALL DEPENDS ${coggedfiles})
diff --git a/src/bottles/commands.txt b/src/bottles/commands.txt
index b4d6ef3..48cc991 100644
--- a/src/bottles/commands.txt
+++ b/src/bottles/commands.txt
@@ -1,2 +1,3 @@
 list print_bottles
 active print_active_bottle
+activate switch_active_bottle