diff --git a/src/libslic3r/TryCatchSignal.hpp b/src/libslic3r/TryCatchSignal.hpp
index 69c50d8cd..19a53fd4a 100644
--- a/src/libslic3r/TryCatchSignal.hpp
+++ b/src/libslic3r/TryCatchSignal.hpp
@@ -10,9 +10,9 @@
 using SignalT = decltype (SIGSEGV);
 
 template<class TryFn, class CatchFn, int N>
-void try_catch_signal(const SignalT (&/*sigs*/)[N], TryFn &&/*fn*/, CatchFn &&/*cfn*/)
+void try_catch_signal(const SignalT (&/*sigs*/)[N], TryFn &&fn, CatchFn &&/*cfn*/)
 {
-    // TODO
+    fn();
 }
 #endif