diff --git a/include/internal/catch_fatal_condition.cpp b/include/internal/catch_fatal_condition.cpp
index a356b7f5..ca72d980 100644
--- a/include/internal/catch_fatal_condition.cpp
+++ b/include/internal/catch_fatal_condition.cpp
@@ -17,6 +17,8 @@
 #    pragma GCC diagnostic ignored "-Wmissing-field-initializers"
 #endif
 
+#if defined( CATCH_CONFIG_WINDOWS_SEH ) || defined( CATCH_CONFIG_POSIX_SIGNALS )
+
 namespace {
     // Report the error condition
     void reportFatal( char const * const message ) {
@@ -24,6 +26,8 @@ namespace {
     }
 }
 
+#endif // signals/SEH handling
+
 #if defined( CATCH_CONFIG_WINDOWS_SEH )
 
 namespace Catch {