diff --git a/deps/Versions.make b/deps/Versions.make
index 2f94b13452380..46cb02ff00ea1 100644
--- a/deps/Versions.make
+++ b/deps/Versions.make
@@ -12,7 +12,7 @@ SUITESPARSE_BB_REL = 2
 OPENLIBM_VER = 0.6.0
 OPENLIBM_BB_REL = 0
 UNWIND_VER = 1.3.1
-UNWIND_BB_REL = 3
+UNWIND_BB_REL = 4
 OSXUNWIND_VER = 0.0.5
 OSXUNWIND_BB_REL = 0
 GMP_VER = 6.1.2
diff --git a/deps/checksums/LibUnwind.v1.3.1-3.aarch64-linux-gnu.tar.gz/md5 b/deps/checksums/LibUnwind.v1.3.1-3.aarch64-linux-gnu.tar.gz/md5
deleted file mode 100644
index 09c2f867a16de..0000000000000
--- a/deps/checksums/LibUnwind.v1.3.1-3.aarch64-linux-gnu.tar.gz/md5
+++ /dev/null
@@ -1 +0,0 @@
-c9b7d10767558fce64a6554904fd2c1d
diff --git a/deps/checksums/LibUnwind.v1.3.1-3.aarch64-linux-gnu.tar.gz/sha512 b/deps/checksums/LibUnwind.v1.3.1-3.aarch64-linux-gnu.tar.gz/sha512
deleted file mode 100644
index 3e8b2562863a3..0000000000000
--- a/deps/checksums/LibUnwind.v1.3.1-3.aarch64-linux-gnu.tar.gz/sha512
+++ /dev/null
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-2294a28b21da1c1fbcd4e526c3df8685e02a8addf8f2eb838cf0a4b32f63ebf23930210ae2d8b27933f736e9268932c03e92a539e6fe3e7d09fb0c3d27d70dc1
diff --git a/deps/checksums/LibUnwind.v1.3.1-3.arm-linux-gnueabihf.tar.gz/md5 b/deps/checksums/LibUnwind.v1.3.1-3.arm-linux-gnueabihf.tar.gz/md5
deleted file mode 100644
index 9f56ce51dcc4e..0000000000000
--- a/deps/checksums/LibUnwind.v1.3.1-3.arm-linux-gnueabihf.tar.gz/md5
+++ /dev/null
@@ -1 +0,0 @@
-68cd3fe1a480d9e95229fcbc54b45403
diff --git a/deps/checksums/LibUnwind.v1.3.1-3.arm-linux-gnueabihf.tar.gz/sha512 b/deps/checksums/LibUnwind.v1.3.1-3.arm-linux-gnueabihf.tar.gz/sha512
deleted file mode 100644
index 0e5f9cf0f4927..0000000000000
--- a/deps/checksums/LibUnwind.v1.3.1-3.arm-linux-gnueabihf.tar.gz/sha512
+++ /dev/null
@@ -1 +0,0 @@
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diff --git a/deps/checksums/LibUnwind.v1.3.1-3.i686-linux-gnu.tar.gz/md5 b/deps/checksums/LibUnwind.v1.3.1-3.i686-linux-gnu.tar.gz/md5
deleted file mode 100644
index da7eccb227891..0000000000000
--- a/deps/checksums/LibUnwind.v1.3.1-3.i686-linux-gnu.tar.gz/md5
+++ /dev/null
@@ -1 +0,0 @@
-37c6b7175bbe577a871956c415b8b96a
diff --git a/deps/checksums/LibUnwind.v1.3.1-3.i686-linux-gnu.tar.gz/sha512 b/deps/checksums/LibUnwind.v1.3.1-3.i686-linux-gnu.tar.gz/sha512
deleted file mode 100644
index 3f1ef632f5a38..0000000000000
--- a/deps/checksums/LibUnwind.v1.3.1-3.i686-linux-gnu.tar.gz/sha512
+++ /dev/null
@@ -1 +0,0 @@
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diff --git a/deps/checksums/LibUnwind.v1.3.1-3.powerpc64le-linux-gnu.tar.gz/md5 b/deps/checksums/LibUnwind.v1.3.1-3.powerpc64le-linux-gnu.tar.gz/md5
deleted file mode 100644
index a717824c1239e..0000000000000
--- a/deps/checksums/LibUnwind.v1.3.1-3.powerpc64le-linux-gnu.tar.gz/md5
+++ /dev/null
@@ -1 +0,0 @@
-09c63c9ffe345d7716137da5f5d0e30c
diff --git a/deps/checksums/LibUnwind.v1.3.1-3.powerpc64le-linux-gnu.tar.gz/sha512 b/deps/checksums/LibUnwind.v1.3.1-3.powerpc64le-linux-gnu.tar.gz/sha512
deleted file mode 100644
index de3add2564566..0000000000000
--- a/deps/checksums/LibUnwind.v1.3.1-3.powerpc64le-linux-gnu.tar.gz/sha512
+++ /dev/null
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deleted file mode 100644
index 6eef5fff25c1a..0000000000000
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deleted file mode 100644
index 1dfb56db41764..0000000000000
--- a/deps/checksums/LibUnwind.v1.3.1-3.x86_64-linux-gnu.tar.gz/sha512
+++ /dev/null
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diff --git a/deps/checksums/LibUnwind.v1.3.1-3.x86_64-unknown-freebsd11.1.tar.gz/md5 b/deps/checksums/LibUnwind.v1.3.1-3.x86_64-unknown-freebsd11.1.tar.gz/md5
deleted file mode 100644
index be3ad34b4fabd..0000000000000
--- a/deps/checksums/LibUnwind.v1.3.1-3.x86_64-unknown-freebsd11.1.tar.gz/md5
+++ /dev/null
@@ -1 +0,0 @@
-35719457696d229c7b18a5af53de57ae
diff --git a/deps/checksums/LibUnwind.v1.3.1-3.x86_64-unknown-freebsd11.1.tar.gz/sha512 b/deps/checksums/LibUnwind.v1.3.1-3.x86_64-unknown-freebsd11.1.tar.gz/sha512
deleted file mode 100644
index 4aa2084b30065..0000000000000
--- a/deps/checksums/LibUnwind.v1.3.1-3.x86_64-unknown-freebsd11.1.tar.gz/sha512
+++ /dev/null
@@ -1 +0,0 @@
-701181026e0bca5d9f51d61c58dc70dcee299b0ca45a9952ab71f4a331e5de359f7e718b1c2519c2dbc502f70442e8d3de744d3b46fb7d68710d14a6642bfa50
diff --git a/deps/checksums/LibUnwind.v1.3.1-4.aarch64-linux-gnu.tar.gz/md5 b/deps/checksums/LibUnwind.v1.3.1-4.aarch64-linux-gnu.tar.gz/md5
new file mode 100644
index 0000000000000..e9c2f0fe1177c
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.aarch64-linux-gnu.tar.gz/md5
@@ -0,0 +1 @@
+e35f5fb8a303efee449c70d370f01925
diff --git a/deps/checksums/LibUnwind.v1.3.1-4.aarch64-linux-gnu.tar.gz/sha512 b/deps/checksums/LibUnwind.v1.3.1-4.aarch64-linux-gnu.tar.gz/sha512
new file mode 100644
index 0000000000000..0b8a627a875ed
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.aarch64-linux-gnu.tar.gz/sha512
@@ -0,0 +1 @@
+da9ad44d45474af8ee0bde497956b6bb6df4b2144c40c562cb8bd20ea113bc48d0c1fbd32d714bced325ea534d74ad6029dda6c2f7e3269a15a1926ecb481dd3
diff --git a/deps/checksums/LibUnwind.v1.3.1-4.aarch64-linux-musl.tar.gz/md5 b/deps/checksums/LibUnwind.v1.3.1-4.aarch64-linux-musl.tar.gz/md5
new file mode 100644
index 0000000000000..7b4a7aec151df
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.aarch64-linux-musl.tar.gz/md5
@@ -0,0 +1 @@
+25f0c6b4dd4633725545aaec4b988152
diff --git a/deps/checksums/LibUnwind.v1.3.1-4.aarch64-linux-musl.tar.gz/sha512 b/deps/checksums/LibUnwind.v1.3.1-4.aarch64-linux-musl.tar.gz/sha512
new file mode 100644
index 0000000000000..19fe2268a514a
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.aarch64-linux-musl.tar.gz/sha512
@@ -0,0 +1 @@
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diff --git a/deps/checksums/LibUnwind.v1.3.1-4.arm-linux-gnueabihf.tar.gz/md5 b/deps/checksums/LibUnwind.v1.3.1-4.arm-linux-gnueabihf.tar.gz/md5
new file mode 100644
index 0000000000000..555b12be7a190
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.arm-linux-gnueabihf.tar.gz/md5
@@ -0,0 +1 @@
+cfba31485165d109f899060ff5c8d86f
diff --git a/deps/checksums/LibUnwind.v1.3.1-4.arm-linux-gnueabihf.tar.gz/sha512 b/deps/checksums/LibUnwind.v1.3.1-4.arm-linux-gnueabihf.tar.gz/sha512
new file mode 100644
index 0000000000000..e0872a17ac696
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.arm-linux-gnueabihf.tar.gz/sha512
@@ -0,0 +1 @@
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diff --git a/deps/checksums/LibUnwind.v1.3.1-4.arm-linux-musleabihf.tar.gz/md5 b/deps/checksums/LibUnwind.v1.3.1-4.arm-linux-musleabihf.tar.gz/md5
new file mode 100644
index 0000000000000..bf4e990628735
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.arm-linux-musleabihf.tar.gz/md5
@@ -0,0 +1 @@
+43e681f53a3886c97fd8496f50310a5c
diff --git a/deps/checksums/LibUnwind.v1.3.1-4.arm-linux-musleabihf.tar.gz/sha512 b/deps/checksums/LibUnwind.v1.3.1-4.arm-linux-musleabihf.tar.gz/sha512
new file mode 100644
index 0000000000000..fff0858d6d97b
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.arm-linux-musleabihf.tar.gz/sha512
@@ -0,0 +1 @@
+c70abd45910319e19507ae11d7abad202fe73f6e502cbd6b19c3d8d6d6bd05bd954a10cbee65eb16d9cfcbe644e3e7f9aa970dc7fdd0bf800f31a567bd6124b1
diff --git a/deps/checksums/LibUnwind.v1.3.1-4.i686-linux-gnu.tar.gz/md5 b/deps/checksums/LibUnwind.v1.3.1-4.i686-linux-gnu.tar.gz/md5
new file mode 100644
index 0000000000000..b187b1d67fd76
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.i686-linux-gnu.tar.gz/md5
@@ -0,0 +1 @@
+b1a3fdc79784f8af6efa7f8b180c6271
diff --git a/deps/checksums/LibUnwind.v1.3.1-4.i686-linux-gnu.tar.gz/sha512 b/deps/checksums/LibUnwind.v1.3.1-4.i686-linux-gnu.tar.gz/sha512
new file mode 100644
index 0000000000000..97771c8e3f8d4
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.i686-linux-gnu.tar.gz/sha512
@@ -0,0 +1 @@
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diff --git a/deps/checksums/LibUnwind.v1.3.1-4.i686-linux-musl.tar.gz/md5 b/deps/checksums/LibUnwind.v1.3.1-4.i686-linux-musl.tar.gz/md5
new file mode 100644
index 0000000000000..31fa1f2d9fc6d
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.i686-linux-musl.tar.gz/md5
@@ -0,0 +1 @@
+c5aeb572d6fac24a91e71cf4be3a22ca
diff --git a/deps/checksums/LibUnwind.v1.3.1-4.i686-linux-musl.tar.gz/sha512 b/deps/checksums/LibUnwind.v1.3.1-4.i686-linux-musl.tar.gz/sha512
new file mode 100644
index 0000000000000..42a24ca6b3466
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.i686-linux-musl.tar.gz/sha512
@@ -0,0 +1 @@
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diff --git a/deps/checksums/LibUnwind.v1.3.1-4.powerpc64le-linux-gnu.tar.gz/md5 b/deps/checksums/LibUnwind.v1.3.1-4.powerpc64le-linux-gnu.tar.gz/md5
new file mode 100644
index 0000000000000..b30536ad1e306
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.powerpc64le-linux-gnu.tar.gz/md5
@@ -0,0 +1 @@
+37cd841d90af1bb438e9a23141abf121
diff --git a/deps/checksums/LibUnwind.v1.3.1-4.powerpc64le-linux-gnu.tar.gz/sha512 b/deps/checksums/LibUnwind.v1.3.1-4.powerpc64le-linux-gnu.tar.gz/sha512
new file mode 100644
index 0000000000000..cb81efecaad46
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.powerpc64le-linux-gnu.tar.gz/sha512
@@ -0,0 +1 @@
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diff --git a/deps/checksums/LibUnwind.v1.3.1-4.x86_64-linux-gnu.tar.gz/md5 b/deps/checksums/LibUnwind.v1.3.1-4.x86_64-linux-gnu.tar.gz/md5
new file mode 100644
index 0000000000000..a433ffe5d9eb2
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.x86_64-linux-gnu.tar.gz/md5
@@ -0,0 +1 @@
+a63ab5e4a513f5fdb136d3485df2cbc4
diff --git a/deps/checksums/LibUnwind.v1.3.1-4.x86_64-linux-gnu.tar.gz/sha512 b/deps/checksums/LibUnwind.v1.3.1-4.x86_64-linux-gnu.tar.gz/sha512
new file mode 100644
index 0000000000000..a2d558d326938
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.x86_64-linux-gnu.tar.gz/sha512
@@ -0,0 +1 @@
+48368371903254799fb38c9a86f722334814fa7e3456466b904dba214607257510dca91ca21e7b6ef81640b031363d2c2414fd364ce878c6f12bd06046560165
diff --git a/deps/checksums/LibUnwind.v1.3.1-4.x86_64-linux-musl.tar.gz/md5 b/deps/checksums/LibUnwind.v1.3.1-4.x86_64-linux-musl.tar.gz/md5
new file mode 100644
index 0000000000000..c9baf752fcbdd
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.x86_64-linux-musl.tar.gz/md5
@@ -0,0 +1 @@
+cb3ae0b0367a72ff38180cbbbb82d05c
diff --git a/deps/checksums/LibUnwind.v1.3.1-4.x86_64-linux-musl.tar.gz/sha512 b/deps/checksums/LibUnwind.v1.3.1-4.x86_64-linux-musl.tar.gz/sha512
new file mode 100644
index 0000000000000..4e81e16155989
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.x86_64-linux-musl.tar.gz/sha512
@@ -0,0 +1 @@
+2018321394c5babf02cb984214faf0510df74814e95fe95e9b28078016ea0b9d2e5d55f6626c27a1532f5f2405a988c3d6c5922bb7ec00f7fe0a316ef39cf7d7
diff --git a/deps/checksums/LibUnwind.v1.3.1-4.x86_64-unknown-freebsd11.1.tar.gz/md5 b/deps/checksums/LibUnwind.v1.3.1-4.x86_64-unknown-freebsd11.1.tar.gz/md5
new file mode 100644
index 0000000000000..d8a6eade0907a
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.x86_64-unknown-freebsd11.1.tar.gz/md5
@@ -0,0 +1 @@
+2d8ebbc041661ad46fca761fb7860962
diff --git a/deps/checksums/LibUnwind.v1.3.1-4.x86_64-unknown-freebsd11.1.tar.gz/sha512 b/deps/checksums/LibUnwind.v1.3.1-4.x86_64-unknown-freebsd11.1.tar.gz/sha512
new file mode 100644
index 0000000000000..a0aa5651c215c
--- /dev/null
+++ b/deps/checksums/LibUnwind.v1.3.1-4.x86_64-unknown-freebsd11.1.tar.gz/sha512
@@ -0,0 +1 @@
+982f8b7c2d649284883bdb5174aea36b6b3bea94b0e561cbfdbf476d9ceb0c00986ca0d6f68e2ab12e3ccd2504605278d6846c3767ed83f2be119b80a2a9042e
diff --git a/deps/unwind.mk b/deps/unwind.mk
index 20e3133858450..f44917c28981a 100644
--- a/deps/unwind.mk
+++ b/deps/unwind.mk
@@ -104,7 +104,7 @@ install-osxunwind: $(build_prefix)/manifest/osxunwind
 
 else # USE_BINARYBUILDER_LIBUNWIND
 
-UNWIND_BB_URL_BASE := https://github.com/JuliaPackaging/Yggdrasil/releases/download/LibUnwind-v$(UNWIND_VER)-$(UNWIND_BB_REL)
+UNWIND_BB_URL_BASE := https://github.com/JuliaPackaging/Yggdrasil/releases/download/LibUnwind-v$(UNWIND_VER)+$(UNWIND_BB_REL)
 UNWIND_BB_NAME := LibUnwind.v$(UNWIND_VER)
 
 $(eval $(call bb-install,unwind,UNWIND,false))