diff -BurpN gammu-1.36.8.orig/contrib/CMakeLists.txt gammu-1.36.8/contrib/CMakeLists.txt
--- gammu-1.36.8.orig/contrib/CMakeLists.txt	2015-12-08 13:38:11.000000000 +0300
+++ gammu-1.36.8/contrib/CMakeLists.txt	2016-01-16 15:49:45.870431342 +0300
@@ -85,7 +85,7 @@ endif (INSTALL_PHP_EXAMPLES)
 if (INSTALL_BASH_COMPLETION)
     macro_optional_find_package (BashCompletion)
     if (NOT BASH_COMPLETION_FOUND)
-      set (BASH_COMPLETION_COMPLETIONSDIR "/etc/bash_completion.d" CACHE PATH "Location of bash_completion.d")
+      set (BASH_COMPLETION_COMPLETIONSDIR "/usr/share/bash-completion/completions" CACHE PATH "Location of bash_completion.d")
     endif (NOT BASH_COMPLETION_FOUND)
     install (
         FILES bash-completion/gammu