diff --git a/anda/tools/buildsys/muon/muon.spec b/anda/tools/buildsys/muon/muon.spec
index b2b2789fb7..151d7eba2b 100644
--- a/anda/tools/buildsys/muon/muon.spec
+++ b/anda/tools/buildsys/muon/muon.spec
@@ -1,5 +1,5 @@
 Name:           muon
-Version:        0.4.0
+Version:        0.3.1
 Release:        1%?dist
 Summary:        A meson-compatible build system
 
@@ -15,6 +15,7 @@ BuildRequires:  libcurl-devel
 BuildRequires:  libarchive-devel
 BuildRequires:  libpkgconf-devel
 BuildRequires:  scdoc
+BuildRequires:  git-core
 
 %description
 An implementation of the meson build system in c99 with minimal dependencies.
diff --git a/anda/tools/buildsys/muon/update.rhai b/anda/tools/buildsys/muon/update.rhai
index 4425e2426d..61177c274a 100644
--- a/anda/tools/buildsys/muon/update.rhai
+++ b/anda/tools/buildsys/muon/update.rhai
@@ -1 +1,4 @@
-rpm.version(get("https://muon.build/releases/").json_arr().pop().name);
+let versions = get("https://muon.build/releases/").json().keys();
+versions.sort();
+versions.pop();
+rpm.version(versions.pop());