diff --git a/index/alire-index-agpl.ads b/index/alire-index-agpl.ads
index 0767dacc..f196c82e 100644
--- a/index/alire-index-agpl.ads
+++ b/index/alire-index-agpl.ads
@@ -1,3 +1,5 @@
+with Alire.Index.Libgsl;
+
 package Alire.Index.Agpl is
 
    function Project is new Catalogued_Project
@@ -7,11 +9,13 @@ package Alire.Index.Agpl is
 
    Base : constant Release :=
             Project.Unreleased
-              (Properties =>
+              (Dependencies =>
+                 Libgsl.Project.Current,
+               Properties =>
                  GPR_Scenario ("Agpl_Include_Concorde", "True" or "False") and
-                 GPR_Scenario ("Agpl_Include_Db", "True" or "False") and
-                 GPR_Scenario ("Agpl_Include_Boost", "True" or "False") and
-                 GPR_Scenario ("Agpl_Include_PngIO", "True" or "False") and
+                 GPR_Scenario ("Agpl_Include_Db",       "True" or "False") and
+                 GPR_Scenario ("Agpl_Include_Boost",    "True" or "False") and
+                 GPR_Scenario ("Agpl_Include_PngIO",    "True" or "False") and
 
                  Author     ("alejandro@mosteo.com") and
                  License    (LGPL_3_0));
diff --git a/index/native/alire-index-libgsl.ads b/index/native/alire-index-libgsl.ads
new file mode 100644
index 00000000..394328a8
--- /dev/null
+++ b/index/native/alire-index-libgsl.ads
@@ -0,0 +1,14 @@
+package Alire.Index.Libgsl is
+
+   function Project is new Catalogued_Project
+     ("The GNU Scientific Library (GSL)");
+
+   Base : constant Release := Project.Unreleased;
+
+   package V_0 is new Released
+     (Base
+      .Replacing
+        (Native ((Debian | Ubuntu => Packaged_As ("libgsl-dev"),
+                  others          => Unavailable))));
+
+end Alire.Index.Libgsl;