diff --git a/CMakeLists.txt b/CMakeLists.txt
index b1bb81118..c9797405f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -603,6 +603,7 @@ set (wsjt_FSRCS
   lib/fsk4hf/genwsprcpm.f90
   lib/fsk4hf/encode204.f90
   lib/fsk4hf/decode174_74.f90
+  lib/fsk4hf/decode174_101.f90
   lib/fsk4hf/ldpcsim174_91.f90
   lib/fsk4hf/ldpcsim174_74.f90
   lib/fsk4hf/ldpcsim174_101.f90