diff --git a/meson.build b/meson.build
index f42ed162..05cdfc72 100644
--- a/meson.build
+++ b/meson.build
@@ -97,7 +97,13 @@ prefixdir = get_option('prefix')
 bindir = join_paths(prefixdir, get_option('bindir'))
 datadir = join_paths(prefixdir, get_option('datadir'))
 docdir = join_paths(datadir, 'doc/casync')
-protocoldir = join_paths(prefixdir, 'lib/casync/protocols')
+
+if get_option('libexecdir')
+        libexecdir = join_paths(prefixdir, get_option('libexecdir'))
+        protocoldir = join_paths(libexecdir, 'casync/protocols')
+else
+        protocoldir = join_paths(prefixdir, 'casync/protocols')
+
 conf.set_quoted('CASYNC_PROTOCOL_PATH', protocoldir)
 
 liblzma = dependency('liblzma',