From 458c0844a8d67face2b213b36b26aa168c2a6d0d Mon Sep 17 00:00:00 2001
From: Axel Kohlmeyer <akohlmey@gmail.com>
Date: Wed, 7 May 2025 17:44:38 -0400
Subject: [PATCH] fix typo

---
 src/GRANULAR/gran_sub_mod_damping.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/GRANULAR/gran_sub_mod_damping.cpp b/src/GRANULAR/gran_sub_mod_damping.cpp
index 5420895c32..f85b866f8d 100644
--- a/src/GRANULAR/gran_sub_mod_damping.cpp
+++ b/src/GRANULAR/gran_sub_mod_damping.cpp
@@ -220,7 +220,7 @@ double GranSubModDampingMDR::calculate_forces()
     damp_prefactor = damp * history[DAMP_SCALE];
   } else if (damp_type == 2) {
     if (history[DAMP_SCALE] == 0.0) {
-      damp_prefactor == 0.0;
+      damp_prefactor = 0.0;
     } else {
       damp_prefactor = damp;
     }