diff --git a/core/gmp/checksums b/core/gmp/checksums
index b6847c89..11bf8c9f 100644
--- a/core/gmp/checksums
+++ b/core/gmp/checksums
@@ -1 +1 @@
-52cecfbbe286820d1f8bc118769008acb6451bd074fe6dea9e868d54b2ada85589
+fffe4996713928ae19331c8ef39129e46d3bf5b7182820656fd4639435cd83a40d
diff --git a/core/gmp/sources b/core/gmp/sources
index 0fad8159..6c779b98 100644
--- a/core/gmp/sources
+++ b/core/gmp/sources
@@ -1 +1 @@
-https://gmplib.org/download/gmp/gmp-6.2.1.tar.xz
+https://gmplib.org/download/gmp/gmp-6.3.0.tar.xz
diff --git a/core/gmp/version b/core/gmp/version
index eeb874a0..b08fb4c6 100644
--- a/core/gmp/version
+++ b/core/gmp/version
@@ -1 +1 @@
-6.2.1 1
+6.3.0 1