diff --git a/src/MANYBODY/pair_comb3.cpp b/src/MANYBODY/pair_comb3.cpp
index 148344b922..5b85ce1eff 100644
--- a/src/MANYBODY/pair_comb3.cpp
+++ b/src/MANYBODY/pair_comb3.cpp
@@ -40,7 +40,6 @@
 using namespace LAMMPS_NS;
 using namespace MathConst;
 
-#define MAXLINE 1024
 #define DELTA 4
 #define PGDELTA 1
 #define MAXNEIGH 24
diff --git a/src/MANYBODY/pair_tersoff.cpp b/src/MANYBODY/pair_tersoff.cpp
index 4b3fd444c6..91a6645588 100644
--- a/src/MANYBODY/pair_tersoff.cpp
+++ b/src/MANYBODY/pair_tersoff.cpp
@@ -39,7 +39,6 @@ using namespace LAMMPS_NS;
 using namespace MathConst;
 using namespace MathSpecial;
 
-#define MAXLINE 1024
 #define DELTA 4
 
 /* ---------------------------------------------------------------------- */
diff --git a/src/MANYBODY/pair_tersoff_mod_c.cpp b/src/MANYBODY/pair_tersoff_mod_c.cpp
index e8ad82fb0a..6af7c8212f 100644
--- a/src/MANYBODY/pair_tersoff_mod_c.cpp
+++ b/src/MANYBODY/pair_tersoff_mod_c.cpp
@@ -31,7 +31,6 @@
 
 using namespace LAMMPS_NS;
 
-#define MAXLINE 1024
 #define DELTA 4
 
 /* ---------------------------------------------------------------------- */