Index: tests/collections/vector-demo.cfa
===================================================================
--- tests/collections/vector-demo.cfa	(revision 88ac843eb869c0f0f1ca2437581fdc20d4b4c080)
+++ tests/collections/vector-demo.cfa	(revision 24d6572fc571b2a894d56a9335edd57899c448c0)
@@ -143,5 +143,5 @@
     assert( v`capacity >  5 && v`length == 5 );
 
-    v[2] = -0.1;  // v is [0.0, 98.6, -0.1, 0.2, 0.3]; iter at -0.1, where only the new memory had that change
+    v[2] = -0.1f;  // v is [0.0, 98.6, -0.1, 0.2, 0.3]; iter at -0.1, where only the new memory had that change
 
     float val3 = iter`val;