diff --git a/meson.build b/meson.build
index 8a129f16..f299e7e7 100644
--- a/meson.build
+++ b/meson.build
@@ -73,7 +73,7 @@ config_h.set_quoted('PACKAGE_NAME', 'sysprof')
 config_h.set_quoted('PACKAGE_VERSION', meson.project_version())
 config_h.set_quoted('PACKAGE_STRING', 'sysprof-' + meson.project_version())
 config_h.set_quoted('PACKAGE_BUGREPORT', 'https://gitlab.gnome.org/GNOME/sysprof/-/issues/new')
-config_h.set_quoted('PACKAGE_LIBEXECDIR', get_option('libexecdir'))
+config_h.set_quoted('PACKAGE_LIBEXECDIR', join_paths(get_option('prefix'), get_option('libexecdir')))
 config_h.set_quoted('PACKAGE_LIBDIR', join_paths(get_option('prefix'), get_option('libdir')))
 config_h.set('PACKAGE_TARNAME', 'PACKAGE_STRING')
 config_h.set('PACKAGE', 'PACKAGE_NAME')
diff --git a/src/sysprofd/meson.build b/src/sysprofd/meson.build
index 7aea6631..34901f44 100644
--- a/src/sysprofd/meson.build
+++ b/src/sysprofd/meson.build
@@ -20,7 +20,7 @@ sysprofd_sources = [
   ipc_service_src,
 ]
 
-pkglibexecdir = get_option('libexecdir')
+pkglibexecdir = join_paths(get_option('prefix'), get_option('libexecdir'))
 
 sysprofd_deps = [
   glib_dep,