diff --git a/compositor/main.c b/compositor/main.c
index a801be872..2cb50c197 100644
--- a/compositor/main.c
+++ b/compositor/main.c
@@ -738,8 +738,7 @@ wet_get_binary_path(const char *name)
 	if (len > 0)
 		return strdup(path);
 
-	len = snprintf(path, sizeof path, "%s/%s",
-		       weston_config_get_libexec_dir(), name);
+	len = snprintf(path, sizeof path, "%s/%s", LIBEXECDIR, name);
 	if (len >= sizeof path)
 		return NULL;
 
diff --git a/shared/config-parser.c b/shared/config-parser.c
index 2a595b1f6..ae5f80350 100644
--- a/shared/config-parser.c
+++ b/shared/config-parser.c
@@ -330,18 +330,6 @@ weston_config_section_get_bool(struct weston_config_section *section,
 	return 0;
 }
 
-WL_EXPORT
-const char *
-weston_config_get_libexec_dir(void)
-{
-	const char *path = getenv("WESTON_BUILD_DIR");
-
-	if (path)
-		return path;
-
-	return LIBEXECDIR;
-}
-
 const char *
 weston_config_get_name_from_env(void)
 {
diff --git a/shared/config-parser.h b/shared/config-parser.h
index af3f66a24..5cb0bca1b 100644
--- a/shared/config-parser.h
+++ b/shared/config-parser.h
@@ -103,8 +103,6 @@ int
 weston_config_section_get_bool(struct weston_config_section *section,
 			       const char *key,
 			       int *value, int default_value);
-const char *
-weston_config_get_libexec_dir(void);
 
 const char *
 weston_config_get_name_from_env(void);