diff --git a/dynare++/integ/cc/Makefile.am b/dynare++/integ/cc/Makefile.am
index 49c3ab5ac..4e98a7640 100644
--- a/dynare++/integ/cc/Makefile.am
+++ b/dynare++/integ/cc/Makefile.am
@@ -13,4 +13,3 @@ libinteg_a_SOURCES = \
 	vector_function.hh \
 	precalc_quadrature.hh
 libinteg_a_CPPFLAGS = -I../../sylv/cc -I../../utils/cc -I../../tl/cc -I$(top_srcdir)/mex/sources
-libinteg_a_CXXFLAGS = $(AM_CXXFLAGS) $(THREAD_CXXFLAGS)
diff --git a/dynare++/integ/src/Makefile.am b/dynare++/integ/src/Makefile.am
index 635be1ef0..6eec5e1b4 100644
--- a/dynare++/integ/src/Makefile.am
+++ b/dynare++/integ/src/Makefile.am
@@ -2,5 +2,4 @@ noinst_PROGRAMS = quadrature-points
 
 quadrature_points_SOURCES = quadrature-points.cc
 quadrature_points_CPPFLAGS = -I../.. -I../../sylv/cc -I../../integ/cc -I../../tl/cc -I../../utils/cc
-quadrature_points_CXXFLAGS = $(AM_CXXFLAGS) $(THREAD_CXXFLAGS)
 quadrature_points_LDADD = ../cc/libinteg.a ../../tl/cc/libtl.a ../../parser/cc/libparser.a ../../sylv/cc/libsylv.a ../../utils/cc/libutils.a $(LAPACK_LIBS) $(BLAS_LIBS) $(LIBS) $(FLIBS)
diff --git a/dynare++/integ/testing/Makefile.am b/dynare++/integ/testing/Makefile.am
index 24bd2517a..2b7dcf48b 100644
--- a/dynare++/integ/testing/Makefile.am
+++ b/dynare++/integ/testing/Makefile.am
@@ -2,7 +2,6 @@ check_PROGRAMS = tests
 
 tests_SOURCES = tests.cc
 tests_CPPFLAGS = -I../cc -I../../tl/cc -I../../sylv/cc -I../../utils/cc -I$(top_srcdir)/mex/sources
-tests_CXXFLAGS = $(AM_CXXFLAGS) $(THREAD_CXXFLAGS)
 tests_LDFLAGS = $(AM_LDFLAGS) $(LDFLAGS_MATIO)
 tests_LDADD = ../../sylv/cc/libsylv.a ../cc/libinteg.a ../../tl/cc/libtl.a ../../utils/cc/libutils.a $(LAPACK_LIBS) $(BLAS_LIBS) $(LIBS) $(FLIBS) $(LIBADD_MATIO)
 
diff --git a/dynare++/kord/Makefile.am b/dynare++/kord/Makefile.am
index 1e615c092..2779a7544 100644
--- a/dynare++/kord/Makefile.am
+++ b/dynare++/kord/Makefile.am
@@ -26,13 +26,11 @@ libkord_a_SOURCES = \
 	seed_generator.hh
 
 libkord_a_CPPFLAGS = -I../sylv/cc -I../tl/cc -I../integ/cc -I../utils/cc -I$(top_srcdir)/mex/sources $(CPPFLAGS_MATIO) -DDYNVERSION=\"$(PACKAGE_VERSION)\"
-libkord_a_CXXFLAGS = $(AM_CXXFLAGS) $(THREAD_CXXFLAGS)
 
 check_PROGRAMS = tests
 
 tests_SOURCES = tests.cc
 tests_CPPFLAGS = -I../sylv/cc -I../tl/cc -I../integ/cc -I../utils/cc -I$(top_srcdir)/mex/sources
-tests_CXXFLAGS = $(AM_CXXFLAGS) $(THREAD_CXXFLAGS)
 tests_LDFLAGS = $(AM_LDFLAGS) $(LDFLAGS_MATIO)
 tests_LDADD = libkord.a ../tl/cc/libtl.a ../sylv/cc/libsylv.a ../utils/cc/libutils.a $(LAPACK_LIBS) $(BLAS_LIBS) $(LIBS) $(FLIBS) $(LIBADD_MATIO)
 
diff --git a/dynare++/src/Makefile.am b/dynare++/src/Makefile.am
index cb42b216f..85abffa34 100644
--- a/dynare++/src/Makefile.am
+++ b/dynare++/src/Makefile.am
@@ -24,7 +24,6 @@ dynare___SOURCES = \
 dynare___CPPFLAGS = -I../sylv/cc -I../tl/cc -I../kord -I../integ/cc -I../utils/cc -I.. -I$(top_srcdir)/mex/sources $(BOOST_CPPFLAGS) $(CPPFLAGS_MATIO)
 dynare___LDFLAGS = $(AM_LDFLAGS) $(LDFLAGS_MATIO) $(BOOST_LDFLAGS)
 dynare___LDADD = ../kord/libkord.a ../integ/cc/libinteg.a ../tl/cc/libtl.a ../parser/cc/libparser.a ../utils/cc/libutils.a ../sylv/cc/libsylv.a $(LIBADD_MATIO) $(noinst_LIBRARIES) $(LAPACK_LIBS) $(BLAS_LIBS) $(LIBS) $(FLIBS)
-dynare___CXXFLAGS = $(AM_CXXFLAGS) $(THREAD_CXXFLAGS)
 
 BUILT_SOURCES = $(GENERATED_FILES)
 EXTRA_DIST = dynglob.ll dynglob.yy
diff --git a/dynare++/tl/cc/Makefile.am b/dynare++/tl/cc/Makefile.am
index c79c93317..026cb13f1 100644
--- a/dynare++/tl/cc/Makefile.am
+++ b/dynare++/tl/cc/Makefile.am
@@ -43,4 +43,3 @@ libtl_a_SOURCES = \
 	twod_matrix.cc \
 	twod_matrix.hh
 libtl_a_CPPFLAGS = -I../../sylv/cc -I../../utils/cc $(CPPFLAGS_MATIO)
-libtl_a_CXXFLAGS = $(AM_CXXFLAGS) $(THREAD_CXXFLAGS)
diff --git a/dynare++/tl/testing/Makefile.am b/dynare++/tl/testing/Makefile.am
index 2bb933ed6..7f5e4cdf9 100644
--- a/dynare++/tl/testing/Makefile.am
+++ b/dynare++/tl/testing/Makefile.am
@@ -2,7 +2,6 @@ check_PROGRAMS = tests
 
 tests_SOURCES = factory.cc factory.hh monoms.cc monoms.hh tests.cc
 tests_CPPFLAGS = -I../cc -I../../sylv/cc -I../../utils/cc
-tests_CXXFLAGS = $(AM_CXXFLAGS) $(THREAD_CXXFLAGS)
 tests_LDFLAGS = $(AM_LDFLAGS) $(LDFLAGS_MATIO)
 tests_LDADD = ../cc/libtl.a ../../sylv/cc/libsylv.a ../../utils/cc/libutils.a $(LAPACK_LIBS) $(BLAS_LIBS) $(LIBS) $(FLIBS) $(LIBADD_MATIO)
 
diff --git a/m4/ax_cxx11_thread.m4 b/m4/ax_cxx11_thread.m4
deleted file mode 100644
index 690752154..000000000
--- a/m4/ax_cxx11_thread.m4
+++ /dev/null
@@ -1,33 +0,0 @@
-dnl Adds flags needed to compile programs using C++11 threads
-
-dnl Copyright © 2019 Dynare Team
-dnl
-dnl This file is part of Dynare.
-dnl
-dnl Dynare is free software: you can redistribute it and/or modify
-dnl it under the terms of the GNU General Public License as published by
-dnl the Free Software Foundation, either version 3 of the License, or
-dnl (at your option) any later version.
-dnl
-dnl Dynare is distributed in the hope that it will be useful,
-dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
-dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-dnl GNU General Public License for more details.
-dnl
-dnl You should have received a copy of the GNU General Public License
-dnl along with Dynare.  If not, see <https://www.gnu.org/licenses/>.
-
-AC_DEFUN([AX_CXX11_THREAD],
-[
-    AC_REQUIRE([AC_CANONICAL_BUILD])
-    case ${host_os} in
-      *mingw32*)
-        THREAD_CXXFLAGS="-mthreads $THREAD_CXXFLAGS"
-        ;;
-      *)
-        THREAD_CXXFLAGS="-pthread $THREAD_CXXFLAGS"
-        ;;
-    esac
-
-    AC_SUBST(THREAD_CXXFLAGS)
-])
diff --git a/mex/build/k_order_perturbation.am b/mex/build/k_order_perturbation.am
index 9aed1edf7..5da9f5c79 100644
--- a/mex/build/k_order_perturbation.am
+++ b/mex/build/k_order_perturbation.am
@@ -4,8 +4,6 @@ TOPDIR = $(top_srcdir)/../../sources/k_order_perturbation
 
 k_order_perturbation_CPPFLAGS = $(AM_CPPFLAGS) -I$(top_srcdir)/../../../dynare++/src -I$(top_srcdir)/../../../dynare++/kord -I$(top_srcdir)/../../../dynare++/tl/cc -I$(top_srcdir)/../../../dynare++/utils/cc -I$(top_srcdir)/../../../dynare++/sylv/cc -I$(top_srcdir)/../../../dynare++/integ/cc -I$(TOPDIR) $(CPPFLAGS_MATIO)
 
-k_order_perturbation_CXXFLAGS = $(AM_CXXFLAGS) $(THREAD_CXXFLAGS)
-
 k_order_perturbation_LDFLAGS = $(AM_LDFLAGS) $(LDFLAGS_MATIO)
 k_order_perturbation_LDADD = ../libdynare++/libdynare++.a ../libkorder/libkorder.a $(LIBADD_DLOPEN) $(LIBADD_MATIO)
 
diff --git a/mex/build/k_order_welfare.am b/mex/build/k_order_welfare.am
index 62da9fe2b..f92702035 100644
--- a/mex/build/k_order_welfare.am
+++ b/mex/build/k_order_welfare.am
@@ -4,8 +4,6 @@ TOPDIR = $(top_srcdir)/../../sources/k_order_welfare
 
 k_order_welfare_CPPFLAGS = $(AM_CPPFLAGS) -I$(TOPDIR) -I$(TOPDIR)/../k_order_perturbation -I$(top_srcdir)/../../../dynare++/tl/cc -I$(top_srcdir)/../../../dynare++/kord -I$(top_srcdir)/../../../dynare++/src -I$(top_srcdir)/../../../dynare++/sylv/cc -I$(top_srcdir)/../../../dynare++/utils/cc $(CPPFLAGS_MATIO)
 
-k_order_welfare_CXXFLAGS = $(AM_CXXFLAGS) $(THREAD_CXXFLAGS)
-
 k_order_welfare_LDFLAGS = $(AM_LDFLAGS) $(LDFLAGS_MATIO)
 k_order_welfare_LDADD = ../libdynare++/libdynare++.a  ../libkorder/libkorder.a $(LIBADD_DLOPEN) $(LIBADD_MATIO)
 
diff --git a/mex/build/libdynare++.am b/mex/build/libdynare++.am
index 8fceeb334..bb062275b 100644
--- a/mex/build/libdynare++.am
+++ b/mex/build/libdynare++.am
@@ -4,8 +4,8 @@ TOPDIR = $(top_srcdir)/../../../dynare++
 
 libdynare___a_CPPFLAGS = $(AM_CPPFLAGS) -I$(TOPDIR)/src -I$(TOPDIR)/kord -I$(TOPDIR)/tl/cc -I$(TOPDIR)/utils/cc -I$(TOPDIR)/sylv/cc -I$(TOPDIR)/integ/cc $(CPPFLAGS_MATIO)
 
-# TODO: Remove -Wno-unused-parameter once the same has been done for Dynare++
-libdynare___a_CXXFLAGS = $(AM_CXXFLAGS) $(THREAD_CXXFLAGS) -Wno-unused-parameter
+# TODO: fix the codebase so that the following line is no longer needed
+libdynare___a_CXXFLAGS = $(AM_CXXFLAGS) -Wno-unused-parameter
 
 KORD_SRCS = \
 	approximation.cc \
diff --git a/mex/build/libkorder.am b/mex/build/libkorder.am
index 59f023c84..093b68819 100644
--- a/mex/build/libkorder.am
+++ b/mex/build/libkorder.am
@@ -4,8 +4,6 @@ TOPDIR = $(top_srcdir)/../../sources/k_order_perturbation
 
 libkorder_a_CPPFLAGS = $(AM_CPPFLAGS) -I$(TOPDIR) -I$(top_srcdir)/../../../dynare++/tl/cc -I$(top_srcdir)/../../../dynare++/sylv/cc -I$(top_srcdir)/../../../dynare++/src -I$(top_srcdir)/../../../dynare++/kord -I$(top_srcdir)/../../../dynare++/utils/cc $(CPPFLAGS_MATIO) 
 
-libkorder_a_CXXFLAGS = $(AM_CXXFLAGS) $(THREAD_CXXFLAGS)
-
 nodist_libkorder_a_SOURCES = \
 	k_ord_dynare.cc \
 	dynamic_dll.cc \
diff --git a/mex/build/matlab/configure.ac b/mex/build/matlab/configure.ac
index 052fd0084..901576c47 100644
--- a/mex/build/matlab/configure.ac
+++ b/mex/build/matlab/configure.ac
@@ -1,6 +1,6 @@
 dnl Process this file with autoconf to produce a configure script.
 
-dnl Copyright © 2009-2022 Dynare Team
+dnl Copyright © 2009-2023 Dynare Team
 dnl
 dnl This file is part of Dynare.
 dnl
@@ -53,8 +53,6 @@ AX_PROG_LN_S
 AC_PROG_MKDIR_P
 AM_PROG_AR
 
-AX_CXX11_THREAD
-
 # Get the size of a pthread_t instance, needed by pthread.F08
 AC_CHECK_SIZEOF([pthread_t], [], [#include <pthread.h>])
 
diff --git a/mex/build/octave/configure.ac b/mex/build/octave/configure.ac
index 16b2b34f2..815f1decc 100644
--- a/mex/build/octave/configure.ac
+++ b/mex/build/octave/configure.ac
@@ -1,6 +1,6 @@
 dnl Process this file with autoconf to produce a configure script.
 
-dnl Copyright © 2009-2022 Dynare Team
+dnl Copyright © 2009-2023 Dynare Team
 dnl
 dnl This file is part of Dynare.
 dnl
@@ -51,8 +51,6 @@ AX_PROG_LN_S
 AC_PROG_MKDIR_P
 AM_PROG_AR
 
-AX_CXX11_THREAD
-
 # Get the size of a pthread_t instance, needed by pthread.F08
 AC_CHECK_SIZEOF([pthread_t], [], [#include <pthread.h>])