diff --git a/B/bsdiff_classic/build_tarballs.jl b/B/bsdiff_classic/build_tarballs.jl
index 3aadecad107..07ba935d64a 100644
--- a/B/bsdiff_classic/build_tarballs.jl
+++ b/B/bsdiff_classic/build_tarballs.jl
@@ -3,20 +3,23 @@
 using BinaryBuilder, Pkg
 
 name = "bsdiff_classic"
-version = v"4.3.0"
+version = v"4.3.17"
 
 # Collection of sources required to complete build
 sources = [
-    ArchiveSource("https://www.daemonology.net/bsdiff/bsdiff-4.3.tar.gz", "18821588b2dc5bf159aa37d3bcb7b885d85ffd1e19f23a0c57a58723fea85f48"),
+    GitSource("https://salsa.debian.org/debian/bsdiff.git", "24b5474a87e495678d71cac7ba02493fb4fa483f")
 ]
 
 # Bash recipe for building across all platforms
 script = raw"""
-cd $WORKSPACE/srcdir/bsdiff-4.3
+cd bsdiff
+atomic_patch -p1 $PWD/debian/patches/10-no-bsd-make.patch
+atomic_patch -p1 $PWD/debian/patches/20-CVE-2014-9862.patch
 perl -i -ple '$_ = "#include <sys/types.h>\n" . $_ if $. == 31' bspatch.c
-cc -O3 -lbz2 -I"${prefix}/include" bsdiff.c -o bsdiff
-cc -O3 -lbz2 -I"${prefix}/include" bspatch.c -o bspatch
+cc -O3 -lbz2 bsdiff.c -o bsdiff
+cc -O3 -lbz2 bspatch.c -o bspatch
 install bsdiff bspatch "${bindir}"
+install_license debian/copyright
 """
 
 # Disable Windows for now, as there are many BSD-isms in the source code
@@ -31,10 +34,9 @@ products = [
 
 # Dependencies that must be installed before this package can be built
 dependencies = [
-    # Future versions of bzip2 should allow a more relaxed compat because the
-    # soname of the macOS library shouldn't change at every patch release.
-    Dependency("Bzip2_jll", v"1.0.6"; compat="=1.0.6"),
+    Dependency("Bzip2_jll"; compat="1.0.8"),
 ]
 
 # Build the tarballs, and possibly a `build.jl` as well.
-build_tarballs(ARGS, name, version, sources, script, platforms, products, dependencies)
+build_tarballs(ARGS, name, version, sources, script, platforms, products, dependencies;
+               julia_compat="1.6")