diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6b339588d..840df8cc5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -139,7 +139,7 @@ endif()
 
 # dependencies
 find_package(MPI REQUIRED)
-find_package(mpicpp-lite 2.6 REQUIRED)
+find_package(mpicpp-lite 2.7.1 REQUIRED)
 
 find_package(HDF5 REQUIRED COMPONENTS C HL)
 find_package(Boost CONFIG)
diff --git a/cmake/OpenSnConfig.cmake.in b/cmake/OpenSnConfig.cmake.in
index f6518039a..68858b8d6 100644
--- a/cmake/OpenSnConfig.cmake.in
+++ b/cmake/OpenSnConfig.cmake.in
@@ -5,7 +5,7 @@ set(OPENSN_VERSION @PROJECT_VERSION@)
 include("${CMAKE_CURRENT_LIST_DIR}/OpenSnTargets.cmake")
 include(FindPackageHandleStandardArgs)
 
-find_dependency(mpicpp-lite 2.6 REQUIRED)
+find_dependency(mpicpp-lite 2.7.1 REQUIRED)
 
 find_library(OPENSN_LIBRARY NAMES opensn HINTS ${PACKAGE_PREFIX_DIR}/lib NO_DEFAULT_PATH)
 find_path(OPENSN_INCLUDE_DIR framework/runtime.h HINTS ${PACKAGE_PREFIX_DIR}/include/opensn)
diff --git a/distribution/spack/packages/mpicpp-lite/package.py b/distribution/spack/packages/mpicpp-lite/package.py
index cc3f8f8ce..00aa401a2 100644
--- a/distribution/spack/packages/mpicpp-lite/package.py
+++ b/distribution/spack/packages/mpicpp-lite/package.py
@@ -6,9 +6,9 @@ class MpicppLite(CMakePackage):
 
     homepage = "https://github.com/andrsd/mpicpp-lite"
     git = "https://github.com/andrsd/mpicpp-lite.git"
-    url = "https://github.com/andrsd/mpicpp-lite/archive/refs/tags/v2.6.0.tar.gz"
+    url = "https://github.com/andrsd/mpicpp-lite/archive/refs/tags/v2.7.1.tar.gz"
 
-    version("2.6.0", tag="v2.6.0")
+    version("2.7.1", tag="v2.7.1")
 
     depends_on("cmake@3.12:", type="build")
     depends_on("mpi")
diff --git a/distribution/spack/packages/opensn/package.py b/distribution/spack/packages/opensn/package.py
index f1ff62315..91e79a36a 100644
--- a/distribution/spack/packages/opensn/package.py
+++ b/distribution/spack/packages/opensn/package.py
@@ -56,7 +56,7 @@ class Opensn(CMakePackage):
     depends_on("gmake", type="build")
     depends_on("googletest@1.15:", type="build")
     depends_on("mpi")
-    depends_on("mpicpp-lite@2.5:")
+    depends_on("mpicpp-lite@2.7:")
     depends_on("boost@1.86:")
     depends_on("hdf5@1.14:+hl+mpi")
     depends_on("vtk@9.3:+mpi io=exodusii")
diff --git a/modules/linear_boltzmann_solvers/discrete_ordinates_problem/sweep/communicators/cbc_async_comm.cc b/modules/linear_boltzmann_solvers/discrete_ordinates_problem/sweep/communicators/cbc_async_comm.cc
index 5bfcfc63b..1b310d82a 100644
--- a/modules/linear_boltzmann_solvers/discrete_ordinates_problem/sweep/communicators/cbc_async_comm.cc
+++ b/modules/linear_boltzmann_solvers/discrete_ordinates_problem/sweep/communicators/cbc_async_comm.cc
@@ -176,7 +176,7 @@ CBC_AsynchronousCommunicator::ReceiveData(std::vector<std::uint32_t>& cells_who_
 
   const auto tag = static_cast<int>(angle_set_id_);
   mpi::Status status;
-  while (receive_comm_.iprobe(ANY_SOURCE, tag, status))
+  while (receive_comm_.iprobe(mpi::ANY_SOURCE, tag, status))
   {
     const auto num_items = status.count<char>();
     receive_buffer_.resize(num_items);
diff --git a/tools/dependencies/CMakeLists.txt b/tools/dependencies/CMakeLists.txt
index 39f2cfcfe..ef74a0c9b 100644
--- a/tools/dependencies/CMakeLists.txt
+++ b/tools/dependencies/CMakeLists.txt
@@ -25,7 +25,7 @@ set(ENV_SCRIPT "${OPENSN_ENV_DIR}/set_opensn_env.sh")
 
 find_package(MPI REQUIRED)
 find_package(Python3 COMPONENTS Interpreter Development REQUIRED)
-find_package(mpicpp-lite 2.6 QUIET)
+find_package(mpicpp-lite 2.7.1 QUIET)
 
 option(ENABLE_BOOST   "Install Boost"   ON)
 option(ENABLE_PETSC   "Install PETSc"   ON)
@@ -50,7 +50,7 @@ if (TARGET mpicpp-lite::mpicpp-lite)
 else()
   message(STATUS "No")
   ExternalProject_Add(mpicpp-lite
-    URL https://github.com/andrsd/mpicpp-lite/archive/refs/tags/v2.6.0.tar.gz
+    URL https://github.com/andrsd/mpicpp-lite/archive/refs/tags/v2.7.1.tar.gz
     CONFIGURE_COMMAND ${CMAKE_COMMAND}
       -S <SOURCE_DIR>
       -B <BINARY_DIR>