diff --git a/extra/giac/.SRCINFO b/extra/giac/.SRCINFO
index 0f3bd41d7..0dbaa959c 100644
--- a/extra/giac/.SRCINFO
+++ b/extra/giac/.SRCINFO
@@ -1,10 +1,10 @@
 pkgbase = giac
 	pkgdesc = A free computer algebra system
-	pkgver = 1.9.0.73
+	pkgver = 1.9.0.85
 	pkgrel = 1
 	url = http://www-fourier.ujf-grenoble.fr/~parisse/giac.html
 	arch = x86_64
-	license = GPL3
+	license = GPL-3.0-only
 	makedepends = hevea
 	makedepends = libjpeg-turbo
 	makedepends = nauty
@@ -33,9 +33,9 @@ pkgbase = giac
 	depends = readline
 	depends = zlib
 	optdepends = perl: for pgiac
-	source = http://www-fourier.ujf-grenoble.fr/~parisse/debian/dists/stable/main/source/giac_1.9.0-73.tar.gz
+	source = http://www-fourier.ujf-grenoble.fr/~parisse/debian/dists/stable/main/source/giac_1.9.0-85.tar.gz
 	source = format-security.patch
-	sha256sums = 67c4524f730fb3869857e8bd68d00c337a11bb1cb8f5115b739955957f46d62b
+	sha256sums = e91664da5a5d93239297b7c74aa14967734851e1b81acdc40cd2b1691761c7dd
 	sha256sums = 04288944e408807a15aa502e1215087870d8921229c9f9890d862d3c9de337cd
 
 pkgname = giac
diff --git a/extra/giac/PKGBUILD b/extra/giac/PKGBUILD
index fd8da1ff1..5022b308e 100644
--- a/extra/giac/PKGBUILD
+++ b/extra/giac/PKGBUILD
@@ -4,13 +4,13 @@
 #  - delete shipped x86 binary src/mkjs to force rebuild for ARM
 
 pkgname=giac
-_pkgver=1.9.0-73
+_pkgver=1.9.0-85
 pkgver=${_pkgver//-/.}
 pkgrel=1
 pkgdesc='A free computer algebra system'
 arch=(x86_64)
 url='http://www-fourier.ujf-grenoble.fr/~parisse/giac.html'
-license=(GPL3)
+license=(GPL-3.0-only)
 depends=(blas
          cblas
          curl
@@ -41,7 +41,7 @@ makedepends=(hevea
 optdepends=('perl: for pgiac')
 source=(http://www-fourier.ujf-grenoble.fr/~parisse/debian/dists/stable/main/source/${pkgname}_$_pkgver.tar.gz
         format-security.patch)
-sha256sums=('67c4524f730fb3869857e8bd68d00c337a11bb1cb8f5115b739955957f46d62b'
+sha256sums=('e91664da5a5d93239297b7c74aa14967734851e1b81acdc40cd2b1691761c7dd'
             '04288944e408807a15aa502e1215087870d8921229c9f9890d862d3c9de337cd')
 
 prepare() {