diff --git a/sci-libs/opencascade/opencascade-7.8.1.recipe b/sci-libs/opencascade/opencascade-7.8.1.recipe
index 58faa4b18..87ec109b8 100644
--- a/sci-libs/opencascade/opencascade-7.8.1.recipe
+++ b/sci-libs/opencascade/opencascade-7.8.1.recipe
@@ -8,9 +8,9 @@ COPYRIGHT="1993-1999 Matra Datavision
 LICENSE="GNU LGPL v2.1
 	Open CASCADE exception v1.0"
 REVISION="1"
-SOURCE_URI="https://git.dev.opencascade.org/gitweb/?p=occt.git;a=snapshot;h=refs/tags/V${portVersion//./_};sf=tgz"
-CHECKSUM_SHA256="33f2bdb67e3f6ae469f3fa816cfba34529a23a9cb736bf98a32b203d8531c523"
-SOURCE_DIR="occt-V${portVersion//./_}"
+SOURCE_URI="https://github.com/Open-Cascade-SAS/OCCT/archive/refs/tags/V${portVersion//./_}.tar.gz"
+CHECKSUM_SHA256="7321af48c34dc253bf8aae3f0430e8cb10976961d534d8509e72516978aa82f5"
+SOURCE_DIR="OCCT-${portVersion//./_}"
 PATCHES="opencascade-$portVersion.patchset"
 
 ARCHITECTURES="all !x86_gcc2"