diff --git a/community/giac/PKGBUILD b/community/giac/PKGBUILD
index c77ea87b7..d2b695ac1 100644
--- a/community/giac/PKGBUILD
+++ b/community/giac/PKGBUILD
@@ -4,7 +4,7 @@
 #  - delete shipped x86 binary src/mkjs to force rebuild for ARM
 
 pkgname=giac
-_pkgver=1.9.0-29
+_pkgver=1.9.0-33
 pkgver=${_pkgver//-/.}
 pkgrel=1
 pkgdesc='A free computer algebra system'
@@ -18,8 +18,8 @@ replaces=(libgiac xcas)
 provides=(libgiac xcas)
 source=(http://www-fourier.ujf-grenoble.fr/~parisse/debian/dists/stable/main/source/${pkgname}_$_pkgver.tar.gz
         format-security.patch)
-sha256sums=('f6351572cad5f2331faab9a7ca6678bc869695a6c5f69a42baaed50e56790b0e'
-            '4a5278dc6196b2e9642eed8550f940b0fb08f837ec8fa4dffabade31fdafc4da')
+sha256sums=('056b5941d0b0e86162f16e727e0722460e07496ea1a02d5cddb713eda7720d02'
+            '04288944e408807a15aa502e1215087870d8921229c9f9890d862d3c9de337cd')
 
 prepare() {
   cd $pkgname-${pkgver%.*}
diff --git a/community/giac/format-security.patch b/community/giac/format-security.patch
index 60a2a76ae..2e0c29215 100644
--- a/community/giac/format-security.patch
+++ b/community/giac/format-security.patch
@@ -10,59 +10,3 @@ diff -ru giac-1.9.0.orig/src/Graph.cc giac-1.9.0/src/Graph.cc
      if (!ch) return false;
      gen g(ch,contextptr);
      g=evalf_double(g,1,contextptr);
-@@ -5779,14 +5779,14 @@
-       if (operation==2){ // root near curt
- 	sol=newton(y,t,curt,NEWTON_DEFAULT_ITERATION,eps,1e-12,true,tmin._DOUBLE_val,tmax._DOUBLE_val,1,0,1,contextptr);
- 	if (sol.type==_DOUBLE_){
--	  fl_alert((gettext("Root at ")+sol.print(contextptr)).c_str());
-+	  fl_alert("%s",(gettext("Root at ")+sol.print(contextptr)).c_str());
- 	  sto(sol,gen("Zero",contextptr),contextptr);
- 	}
-       }
-       if (operation==4){ // horizontal tangent near curt
- 	sol=newton(y1,t,curt,NEWTON_DEFAULT_ITERATION,eps,1e-12,true,tmin._DOUBLE_val,tmax._DOUBLE_val,1,0,1,contextptr);
- 	if (sol.type==_DOUBLE_){
--	  fl_alert((gettext("y'=0, extremum/singular pt at ")+sol.print(contextptr)).c_str());
-+	  fl_alert("%s",(gettext("y'=0, extremum/singular pt at ")+sol.print(contextptr)).c_str());
- 	  sto(sol,gen("Extremum",contextptr),contextptr);
- 	}
-       }
-@@ -5796,7 +5796,7 @@
- 	else {
- 	  sol=newton(x1,t,curt,NEWTON_DEFAULT_ITERATION,eps,1e-12,true,tmin._DOUBLE_val,tmax._DOUBLE_val,1,0,1,contextptr);
- 	  if (sol.type==_DOUBLE_){
--	    fl_alert((gettext("x'=0, vertical or singular: ")+sol.print(contextptr)).c_str());
-+	    fl_alert("%s",(gettext("x'=0, vertical or singular: ")+sol.print(contextptr)).c_str());
- 	    sto(sol,gen("Vertical",contextptr),contextptr);
- 	  }
- 	}
-@@ -5804,7 +5804,7 @@
-       if (operation==6){ // inflexion
- 	sol=newton(x1*y2-x2*y1,t,curt,NEWTON_DEFAULT_ITERATION,eps,1e-12,true,tmin._DOUBLE_val,tmax._DOUBLE_val,1,0,1,contextptr);
- 	if (sol.type==_DOUBLE_){
--	  fl_alert(("x'*y''-x''*y'=0: "+sol.print(contextptr)).c_str());
-+	  fl_alert("%s",("x'*y''-x''*y'=0: "+sol.print(contextptr)).c_str());
- 	  sto(sol,gen("Inflexion",contextptr),contextptr);
- 	}
-       }
-@@ -5826,9 +5826,9 @@
- 	  tracemode_disp.push_back(giac::eval(res,1,contextptr));
- 	string ss=res.print(contextptr);
- 	if (!tegral(f,t,a,b,1e-6,1<<10,res,false,contextptr))
--	  fl_alert((gettext("Numerical Integration Error: ")+ss).c_str());
-+	  fl_alert("%s",(gettext("Numerical Integration Error: ")+ss).c_str());
- 	else {
--	  fl_alert((ss+": "+res.print(contextptr)).c_str());
-+	  fl_alert("%s",(ss+": "+res.print(contextptr)).c_str());
- 	  sto(res,gen((operation==9?"Area":"Arclength"),contextptr),contextptr);	  
- 	}
-       }
-@@ -5938,7 +5938,7 @@
- 	  curve_infos1 = f.print(contextptr)+": "+curve_infos1;
- 	}
-       }
--      fl_alert((curve_infos1+'\n'+curve_infos2).c_str());
-+      fl_alert("%s",(curve_infos1+'\n'+curve_infos2).c_str());
-     }
-     tracemode_add="";
-     if (Gx.type==_DOUBLE_ && Gy.type==_DOUBLE_){