diff --git a/src/compositor.rs b/src/compositor.rs
index 3f74088c..332fb92a 100644
--- a/src/compositor.rs
+++ b/src/compositor.rs
@@ -105,6 +105,9 @@ use {
 
 pub const MAX_EXTENTS: i32 = (1 << 22) - 1;
 
+pub const MIN_SCALE: Scale = Scale::from_wl(60);
+pub const MAX_SCALE: Scale = Scale::from_int(16);
+
 pub fn start_compositor(global: GlobalArgs, args: RunArgs) {
     sighand::reset_all();
     let reaper_pid = ensure_reaper();
diff --git a/src/ifs/head_management/jay_head_ext/jay_head_ext_compositor_space_scaler_v1.rs b/src/ifs/head_management/jay_head_ext/jay_head_ext_compositor_space_scaler_v1.rs
index 6ac99aa9..099c04ad 100644
--- a/src/ifs/head_management/jay_head_ext/jay_head_ext_compositor_space_scaler_v1.rs
+++ b/src/ifs/head_management/jay_head_ext/jay_head_ext_compositor_space_scaler_v1.rs
@@ -1,5 +1,6 @@
 use {
     crate::{
+        compositor::{MAX_SCALE, MIN_SCALE},
         ifs::head_management::{HeadOp, HeadState},
         scale::Scale,
         wire::{
@@ -17,9 +18,6 @@ impl_compositor_space_scaler_v1! {
     after_announce = after_announce,
 }
 
-const MIN_SCALE: Scale = Scale::from_wl(60);
-const MAX_SCALE: Scale = Scale::from_int(16);
-
 impl HeadName {
     fn after_announce(&self, _shared: &HeadState) {
         self.send_range(MIN_SCALE, MAX_SCALE);