diff -r c5d8bd1a7728 -r 6316d68b58af src/subproblem/l1squared_unconstrained.rs
--- a/src/subproblem/l1squared_unconstrained.rs	Thu Jan 23 23:35:28 2025 +0100
+++ b/src/subproblem/l1squared_unconstrained.rs	Thu Jan 23 23:34:05 2025 +0100
@@ -188,8 +188,8 @@
     let (inner_τ, inner_σ) = (inner.pdps_τσ0.0 / normest, inner.pdps_τσ0.1 / normest);
 
     match inner.method {
-        InnerMethod::PDPS | InnerMethod::Default =>
+        InnerMethod::PDPS =>
             l1squared_unconstrained_pdps(y, g, λ, β, x, inner_τ, inner_σ, iterator),
-        _ => unimplemented!(),
+        other => unimplemented!("${other:?} is unimplemented"),
     }
 }