diff --git a/debian/patches/debian/0002-soname.patch b/debian/patches/debian/0002-soname.patch
new file mode 100644
index 0000000..e74d271
--- /dev/null
+++ b/debian/patches/debian/0002-soname.patch
@@ -0,0 +1,15 @@
+Author: Daniel Baumann <daniel.baumann@progress-linux.org>
+Description: Reverting removal of --soname to fix FTBFS.
+
+diff -Naurp lzlib.orig/Makefile.in lzlib/Makefile.in
+--- lzlib.orig/Makefile.in
++++ lzlib/Makefile.in
+@@ -28,7 +28,7 @@ lib$(libname).a : lzlib.o
+ 	$(AR) $(ARFLAGS) $@ $<
+ 
+ lib$(libname).so.$(soversion) : lzlib_sh.o
+-	$(CC) $(CFLAGS) $(LDFLAGS) -fpic -fPIC -shared -o $@ $<
++	$(CC) $(CFLAGS) $(LDFLAGS) -fpic -fPIC -shared -Wl,--soname=lib$(libname).so.$(soversion) -o $@ $<
+ 
+ bin : $(progname_static) $(progname_shared)
+ 
diff --git a/debian/patches/series b/debian/patches/series
index 655df63..5b7eb75 100644
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -1 +1,2 @@
 debian/0001-build.patch
+debian/0002-soname.patch