diff --git a/build/pkgs/giac/distros/arch.txt b/build/pkgs/giac/distros/arch.txt
index c41a7f1230a..7bdbd844d6c 100644
--- a/build/pkgs/giac/distros/arch.txt
+++ b/build/pkgs/giac/distros/arch.txt
@@ -1 +1 @@
-libgiac
+libgiac giac
diff --git a/build/pkgs/giac/distros/debian.txt b/build/pkgs/giac/distros/debian.txt
index 95d5a01a1e6..90d00c5f5a9 100644
--- a/build/pkgs/giac/distros/debian.txt
+++ b/build/pkgs/giac/distros/debian.txt
@@ -1 +1,2 @@
 libgiac-dev
+xcas
diff --git a/build/pkgs/giac/distros/fedora.txt b/build/pkgs/giac/distros/fedora.txt
index d3451656a62..214358dd7fd 100644
--- a/build/pkgs/giac/distros/fedora.txt
+++ b/build/pkgs/giac/distros/fedora.txt
@@ -1 +1,2 @@
 giac
+giac-devel