diff --git a/python/lammps/core.py b/python/lammps/core.py
index 01a3cce842..7349e877c6 100644
--- a/python/lammps/core.py
+++ b/python/lammps/core.py
@@ -1452,7 +1452,7 @@ class lammps(object):
     for p in [b'GPU', b'KOKKOS', b'USER-INTEL', b'USER-OMP']:
       c = b'api'
       result[p.decode()] = {}
-      for s in [b'cuda', b'hip', b'pthreads', b'opencl', b'openmp']:
+      for s in [b'cuda', b'hip', b'pthreads', b'opencl', b'openmp', b'serial']:
         if self.lib.lammps_config_accelerator(p,c,s):
           result[p.decode()][c.decode()] = s.decode()
       c = b'precision'
diff --git a/src/info.cpp b/src/info.cpp
index f9394a1433..27975a73c4 100644
--- a/src/info.cpp
+++ b/src/info.cpp
@@ -1208,7 +1208,7 @@ bool Info::has_accelerator_feature(const std::string &package,
   }
 #endif
 #if defined(LMP_USER_OMP)
-  if (package == "OPENMP") {
+  if (package == "USER-OMP") {
     if (category == "precision") {
       if (setting == "double") return true;
       else return false;
@@ -1216,14 +1216,15 @@ bool Info::has_accelerator_feature(const std::string &package,
     if (category == "api") {
 #if defined(_OPENMP)
       if (setting == "openmp") return true;
-      else return false;
+#else
+      if (setting == "serial") return true;
 #endif
       return false;
     }
   }
 #endif
 #if defined(LMP_USER_INTEL)
-  if (package == "INTEL") {
+  if (package == "USER-INTEL") {
     if (category == "precision") {
       if (setting == "double") return true;
       else if (setting == "mixed") return true;
@@ -1231,8 +1232,12 @@ bool Info::has_accelerator_feature(const std::string &package,
       else return false;
     }
     if (category == "api") {
+#if defined(_OPENMP)
       if (setting == "openmp") return true;
-      else return false;
+#else
+      if (setting == "serial") return true;
+#endif
+      return false;
     }
   }
 #endif