diff --git a/lib/libavl/Makefile.am b/lib/libavl/Makefile.am
index 2e0a431c77..de8ba34d5b 100644
--- a/lib/libavl/Makefile.am
+++ b/lib/libavl/Makefile.am
@@ -5,6 +5,9 @@ VPATH = $(top_srcdir)/module/avl/
 # Includes kernel code, generate warnings for large stack frames
 AM_CFLAGS += $(FRAME_LARGER_THAN)
 
+# See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=54020
+AM_CFLAGS += -no-suppress
+
 noinst_LTLIBRARIES = libavl.la
 
 KERNEL_C = \
diff --git a/lib/libefi/Makefile.am b/lib/libefi/Makefile.am
index b26f7a6dcd..5f77ac480a 100644
--- a/lib/libefi/Makefile.am
+++ b/lib/libefi/Makefile.am
@@ -2,6 +2,9 @@ include $(top_srcdir)/config/Rules.am
 
 AM_CFLAGS += $(LIBUUID_CFLAGS) $(ZLIB_CFLAGS)
 
+# See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=54020
+AM_CFLAGS += -no-suppress
+
 noinst_LTLIBRARIES = libefi.la
 
 USER_C = \
diff --git a/lib/libicp/Makefile.am b/lib/libicp/Makefile.am
index e4a9ee8621..9a2510d0d2 100644
--- a/lib/libicp/Makefile.am
+++ b/lib/libicp/Makefile.am
@@ -6,6 +6,8 @@ VPATH = \
 
 # Includes kernel code, generate warnings for large stack frames
 AM_CFLAGS += $(FRAME_LARGER_THAN)
+# See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=54020
+AM_CFLAGS += -no-suppress
 
 noinst_LTLIBRARIES = libicp.la
 
diff --git a/lib/libnvpair/Makefile.am b/lib/libnvpair/Makefile.am
index a3e1fa307f..f9f1eb5392 100644
--- a/lib/libnvpair/Makefile.am
+++ b/lib/libnvpair/Makefile.am
@@ -8,6 +8,9 @@ VPATH = \
 # and required CFLAGS for libtirpc
 AM_CFLAGS += $(FRAME_LARGER_THAN) $(LIBTIRPC_CFLAGS)
 
+# See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=54020
+AM_CFLAGS += -no-suppress
+
 lib_LTLIBRARIES = libnvpair.la
 
 include $(top_srcdir)/config/Abigail.am
diff --git a/lib/libshare/Makefile.am b/lib/libshare/Makefile.am
index 7cef13c3da..0fce333506 100644
--- a/lib/libshare/Makefile.am
+++ b/lib/libshare/Makefile.am
@@ -2,6 +2,9 @@ include $(top_srcdir)/config/Rules.am
 
 DEFAULT_INCLUDES += -I$(srcdir)
 
+# See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=54020
+AM_CFLAGS += -no-suppress
+
 noinst_LTLIBRARIES = libshare.la
 
 USER_C = \
diff --git a/lib/libspl/Makefile.am b/lib/libspl/Makefile.am
index 61432225a7..b59919bfb9 100644
--- a/lib/libspl/Makefile.am
+++ b/lib/libspl/Makefile.am
@@ -2,6 +2,9 @@ include $(top_srcdir)/config/Rules.am
 
 SUBDIRS = include
 
+# See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=54020
+AM_CFLAGS += -no-suppress
+
 noinst_LTLIBRARIES = libspl_assert.la libspl.la
 
 libspl_assert_la_SOURCES = \
diff --git a/lib/libtpool/Makefile.am b/lib/libtpool/Makefile.am
index 3aff56f05f..ce9d03a679 100644
--- a/lib/libtpool/Makefile.am
+++ b/lib/libtpool/Makefile.am
@@ -3,6 +3,9 @@ include $(top_srcdir)/config/Rules.am
 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61118
 AM_CFLAGS += $(NO_CLOBBERED)
 
+# See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=54020
+AM_CFLAGS += -no-suppress
+
 noinst_LTLIBRARIES = libtpool.la
 
 USER_C = \
diff --git a/lib/libunicode/Makefile.am b/lib/libunicode/Makefile.am
index b82975f68e..5b12b3e916 100644
--- a/lib/libunicode/Makefile.am
+++ b/lib/libunicode/Makefile.am
@@ -5,6 +5,9 @@ VPATH = $(top_srcdir)/module/unicode
 # Includes kernel code, generate warnings for large stack frames
 AM_CFLAGS += $(FRAME_LARGER_THAN)
 
+# See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=54020
+AM_CFLAGS += -no-suppress
+
 noinst_LTLIBRARIES = libunicode.la
 
 KERNEL_C = \
diff --git a/lib/libuutil/Makefile.am b/lib/libuutil/Makefile.am
index 16d5023451..05b7ed0db8 100644
--- a/lib/libuutil/Makefile.am
+++ b/lib/libuutil/Makefile.am
@@ -1,5 +1,8 @@
 include $(top_srcdir)/config/Rules.am
 
+# See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=54020
+AM_CFLAGS += -no-suppress
+
 lib_LTLIBRARIES = libuutil.la
 
 include $(top_srcdir)/config/Abigail.am
diff --git a/lib/libzfs/Makefile.am b/lib/libzfs/Makefile.am
index 7acaee4183..77e12b9e8d 100644
--- a/lib/libzfs/Makefile.am
+++ b/lib/libzfs/Makefile.am
@@ -8,6 +8,9 @@ VPATH = \
 # Suppress unused but set variable warnings often due to ASSERTs
 AM_CFLAGS += $(LIBCRYPTO_CFLAGS) $(ZLIB_CFLAGS)
 
+# See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=54020
+AM_CFLAGS += -no-suppress
+
 pkgconfig_DATA = libzfs.pc
 
 lib_LTLIBRARIES = libzfs.la
diff --git a/lib/libzfs_core/Makefile.am b/lib/libzfs_core/Makefile.am
index 67e554dc87..33a889a095 100644
--- a/lib/libzfs_core/Makefile.am
+++ b/lib/libzfs_core/Makefile.am
@@ -2,6 +2,9 @@ include $(top_srcdir)/config/Rules.am
 
 pkgconfig_DATA = libzfs_core.pc
 
+# See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=54020
+AM_CFLAGS += -no-suppress
+
 lib_LTLIBRARIES = libzfs_core.la
 
 include $(top_srcdir)/config/Abigail.am
diff --git a/lib/libzfsbootenv/Makefile.am b/lib/libzfsbootenv/Makefile.am
index 984df0b8a3..8a6bb76acf 100644
--- a/lib/libzfsbootenv/Makefile.am
+++ b/lib/libzfsbootenv/Makefile.am
@@ -2,6 +2,9 @@ include $(top_srcdir)/config/Rules.am
 
 pkgconfig_DATA = libzfsbootenv.pc
 
+# See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=54020
+AM_CFLAGS += -no-suppress
+
 lib_LTLIBRARIES = libzfsbootenv.la
 
 include $(top_srcdir)/config/Abigail.am
diff --git a/lib/libzpool/Makefile.am b/lib/libzpool/Makefile.am
index db7c376318..4ce3b4cd2f 100644
--- a/lib/libzpool/Makefile.am
+++ b/lib/libzpool/Makefile.am
@@ -24,6 +24,9 @@ AM_CFLAGS += $(ZLIB_CFLAGS)
 
 AM_CFLAGS += -DLIB_ZPOOL_BUILD
 
+# See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=54020
+AM_CFLAGS += -no-suppress
+
 lib_LTLIBRARIES = libzpool.la
 
 USER_C = \
diff --git a/lib/libzstd/Makefile.am b/lib/libzstd/Makefile.am
index c9ed7e2aaf..e3bc5c446e 100644
--- a/lib/libzstd/Makefile.am
+++ b/lib/libzstd/Makefile.am
@@ -5,6 +5,8 @@ VPATH = $(top_srcdir)/module/zstd
 # -fno-tree-vectorize is set for gcc in zstd/common/compiler.h
 # Set it for other compilers, too.
 AM_CFLAGS += -fno-tree-vectorize
+# See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=54020
+AM_CFLAGS += -no-suppress
 
 noinst_LTLIBRARIES = libzstd.la
 
diff --git a/lib/libzutil/Makefile.am b/lib/libzutil/Makefile.am
index 6351e0ebf6..f55b7798f1 100644
--- a/lib/libzutil/Makefile.am
+++ b/lib/libzutil/Makefile.am
@@ -2,6 +2,9 @@ include $(top_srcdir)/config/Rules.am
 
 AM_CFLAGS += $(LIBBLKID_CFLAGS) $(LIBUDEV_CFLAGS)
 
+# See https://debbugs.gnu.org/cgi/bugreport.cgi?bug=54020
+AM_CFLAGS += -no-suppress
+
 DEFAULT_INCLUDES += -I$(srcdir)
 
 noinst_LTLIBRARIES = libzutil.la