diff --git a/build/pkgs/msolve/SPKG.rst b/build/pkgs/msolve/SPKG.rst
new file mode 100644
index 00000000000..bfa38b87cae
--- /dev/null
+++ b/build/pkgs/msolve/SPKG.rst
@@ -0,0 +1,18 @@
+msolve: Multivariate polynomial system solver
+=============================================
+
+Description
+-----------
+
+Open source C library implementing computer algebra algorithms for solving
+polynomial systems (with rational coefficients or coefficients in a prime field).
+
+License
+-------
+
+GPL v2+
+
+Upstream Contact
+----------------
+
+https://gitlab.lip6.fr/safey/msolve
diff --git a/build/pkgs/msolve/checksums.ini b/build/pkgs/msolve/checksums.ini
new file mode 100644
index 00000000000..bd23c2a9a4e
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+++ b/build/pkgs/msolve/checksums.ini
@@ -0,0 +1,5 @@
+tarball=msolve-VERSION.tar.gz
+sha1=d2097ba38370f1c5ba368d8f3874f510b0cd9369
+md5=4116a3df364a5cfc986bc791f7b232d0
+cksum=2848317901
+upstream_url=https://trac.sagemath.org/raw-attachment/ticket/31664/msolve-VERSION.tar.gz
diff --git a/build/pkgs/msolve/dependencies b/build/pkgs/msolve/dependencies
new file mode 100644
index 00000000000..4f96ff0a6c9
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+++ b/build/pkgs/msolve/dependencies
@@ -0,0 +1,4 @@
+$(MP_LIBRARY) flint mpfr
+
+----------
+All lines of this file are ignored except the first.
diff --git a/build/pkgs/msolve/package-version.txt b/build/pkgs/msolve/package-version.txt
new file mode 100644
index 00000000000..6f2743d65dc
--- /dev/null
+++ b/build/pkgs/msolve/package-version.txt
@@ -0,0 +1 @@
+0.4.4
diff --git a/build/pkgs/msolve/spkg-install.in b/build/pkgs/msolve/spkg-install.in
new file mode 100644
index 00000000000..2aaf0e99043
--- /dev/null
+++ b/build/pkgs/msolve/spkg-install.in
@@ -0,0 +1,4 @@
+cd src
+sdh_configure
+sdh_make
+sdh_make_install
diff --git a/build/pkgs/msolve/type b/build/pkgs/msolve/type
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index 00000000000..134d9bc32d5
--- /dev/null
+++ b/build/pkgs/msolve/type
@@ -0,0 +1 @@
+optional