diff --git a/test/geom/aabb.cpp b/test/geom/aabb.cpp
index 35583bd4..1925e822 100644
--- a/test/geom/aabb.cpp
+++ b/test/geom/aabb.cpp
@@ -13,19 +13,17 @@ main (int, char**)
     util::TAP::logger tap;
 
     {
-        // Test contraction
-        const aabb2f val { { 2, 2 }, { 8, 8 } };
-        const aabb2f res { { 3, 3 }, { 7, 7 } };
+        const aabb2f val { { 1, 2 }, { 8, 5 } };
+        const aabb2f res { { 3, 3 }, { 6, 4 } };
 
-        tap.expect_eq (val.contract (1.f), res, "over contraction");
+        tap.expect_eq (val.contract ({2.f, 1.f}), res, "aabb::contract");
     }
 
     {
-        // Test expansion
-        const aabb2f val { { 2, 2 }, { 8, 8 } };
-        const aabb2f res { { 1, 1 }, { 9, 9 } };
+        const aabb2f val { { 2,  1 }, { 3, 6 } };
+        const aabb2f res { { 1, -1 }, { 4, 8 } };
 
-        tap.expect_eq (val.expand (1.f), res, "expansion");
+        tap.expect_eq (val.expand ({1.f, 2.f}), res, "aabb::expand");
     }
 
     return tap.status ();