diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index dd65c1592..66944946c 100644
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -59,7 +59,6 @@ jobs:
 
       - name: bootstrap
         run: |
-          sed -i '' 's/-undefined suppress//g' configure.ac
           ./build_aux/bootstrap install
 
       - name: Build environment setup
diff --git a/ChangeLog b/ChangeLog
index c15078a52..ab3abd8c0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -3,6 +3,11 @@
 
 	* configure.ac: replace AC_ARG_VAR by AC_SUBST where appropriate
 
+2024-05-14  David Declerck <david.declerck@ocamlpro.com>
+
+	* configure.ac: update flags for building dynamic libraries on macOS
+	  (helps fixing testsuite issues on recent macOS versions)
+
 2023-04-25  Simon Sobisch <simonsobisch@gnu.org>
 
 	* configure.ac: try to error on warnings during checks, cleanup of resulting
diff --git a/NEWS b/NEWS
index cbf57a092..5bd8e0955 100644
--- a/NEWS
+++ b/NEWS
@@ -76,6 +76,8 @@ NEWS - user visible changes				-*- outline -*-
   where the old default GnuCOBOL data files could be unusable if copied between
   systems of different hardware architecture.
 
+** use the "default" -shared flag to build dynamic libraries on macOS
+   so as to fix testuite issues with recent macOS versions
 
   ** dialect option to allow ref-mod with zero-length (active with -std=default),
      with runtime checks enabled; also set by directives
diff --git a/configure.ac b/configure.ac
index 213758bda..d194103fa 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2439,7 +2439,7 @@ if test "$COB_USES_CLANG_ONLY" = yes; then
 	# don't warn for untyped function call - only possible if the interal repository would be enforced
 	curr_cflags="$CFLAGS"
 	CFLAGS="$CFLAGS -Wdeprecated-non-prototype $ERRWARN"
-	AC_MSG_CHECKING([for need to suppress clang ürototype warning])
+	AC_MSG_CHECKING([for need to suppress clang prototype warning])
 	AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[return 0;]])],
 		[COB_CFLAGS="$COB_CFLAGS -Wno-deprecated-non-prototype"; AC_MSG_RESULT([yes])],
 		[AC_MSG_RESULT([no])])
@@ -2507,7 +2507,7 @@ case $host_os in
 	fi
 	#COB_FIX_LIB=""
 	;;
-  darwin* | rhapsody*)
+  rhapsody*)
 	if test "$COB_USES_GCC" = yes; then
 		COB_SHARED_OPT="-bundle -flat_namespace -undefined suppress"
 	fi
diff --git a/libcob/fextfh.c b/libcob/fextfh.c
index 715e4081f..a7cfec3e1 100644
--- a/libcob/fextfh.c
+++ b/libcob/fextfh.c
@@ -1367,7 +1367,7 @@ EXTFH (unsigned char *opcode, FCD3 *fcd)
 	}
 #if !COB_64_BIT_POINTER
 	if (fcd->fcdVer == FCD2_VER) {
-		int		rtnstsn;
+		int		rtnsts;
 #if 0
 		int		opcd;
 #endif