diff -Nru httpdirfs-fuse-1.2.4/debian/changelog httpdirfs-fuse-1.2.4/debian/changelog
--- httpdirfs-fuse-1.2.4/debian/changelog	2023-01-28 14:34:33.000000000 +0000
+++ httpdirfs-fuse-1.2.4/debian/changelog	2023-01-31 19:12:23.000000000 +0000
@@ -1,3 +1,11 @@
+httpdirfs-fuse (1.2.4-2) unstable; urgency=medium
+
+  [ Amin Bandali ]
+  * d/rules: fix build on architectures where undefined behaviour
+    sanitizer is not supported.
+
+ -- Jérôme Charaoui <jerome@riseup.net>  Tue, 31 Jan 2023 14:12:23 -0500
+
 httpdirfs-fuse (1.2.4-1) unstable; urgency=medium
 
   * New upstream version 1.2.4
diff -Nru httpdirfs-fuse-1.2.4/debian/rules httpdirfs-fuse-1.2.4/debian/rules
--- httpdirfs-fuse-1.2.4/debian/rules	2023-01-28 14:34:33.000000000 +0000
+++ httpdirfs-fuse-1.2.4/debian/rules	2023-01-31 19:12:23.000000000 +0000
@@ -1,6 +1,7 @@
 #!/usr/bin/make -f
 
 include /usr/share/dpkg/pkg-info.mk
+include /usr/share/dpkg/architecture.mk
 
 export DEB_BUILD_MAINT_OPTIONS=hardening=+all
 
@@ -12,6 +13,10 @@
 
 execute_before_dh_auto_configure:
 	sed -i "s,^VERSION\s\+=.*,VERSION = $(DEB_VERSION_UPSTREAM)," Makefile
+ifneq (,$(filter $(DEB_HOST_ARCH), mips64el mipsel alpha hppa ia64 powerpc riscv64 sh4))
+# Disable undefined behaviour sanitizer on unsupported architectures
+	sed -i "s/-fsanitize=undefined//" Makefile
+endif
 
 execute_after_dh_auto_build:
 	$(MAKE) man