diff --git a/doc/colvars-engine-flags.tex b/doc/colvars-engine-flags.tex
index 38dbf9749..1cf3f6bce 100644
--- a/doc/colvars-engine-flags.tex
+++ b/doc/colvars-engine-flags.tex
@@ -3,7 +3,7 @@
 
 \cvgromacsonly{
 \def\cvsimulationengine{1} % This backend is a simulation engine
-\def\gromacsmdmodule{1} % This is the native interface (long-term support)
+% \def\gromacsmdmodule{1} % Disabling this flag for GROMACS prior to 2024
 }
 
 \cvlammpsonly{