diff --git a/S06-currying/assuming-and-mmd.t b/S06-currying/assuming-and-mmd.t
index ab41c11e6f..e876abdc3f 100644
--- a/S06-currying/assuming-and-mmd.t
+++ b/S06-currying/assuming-and-mmd.t
@@ -1,8 +1,11 @@
 use v6;
 
+use lib 't/spec/packages';
+
 use Test;
+use Test::Assuming;
 
-plan 7;
+plan 11;
 
 
 # RT #77520 & RT #125155
@@ -24,4 +27,13 @@ is &testsub(23,      42), "Int", "basic MMD works with subrefs (2)";
 is &testsub.assuming("a_str")(42), "Str", "basic MMD works with assuming (1)";
 is &testsub.assuming(23)\   .(42), "Int", "basic MMD works with assuming (2)";
 
+# RT #126332
+multi rt126332 ($x) { 'a' }
+multi rt126332 ($x, $y) { 'b' }
+multi rt126332 ($x, $y, $z) { 'c' }
+is-primed-call(&rt126332, \(1), $[&rt126332(1)]);
+is-primed-call(&rt126332, \(2), $[&rt126332(1,2)], 1);
+is-primed-call(&rt126332, \(2,3), $[&rt126332(1,2,3)], 1);
+throws-like({EVAL '&rt126332.assuming(1)(2,3,4)'; CATCH { }}, X::Multi::NoMatch);
+
 # vim: ft=perl6
diff --git a/S06-currying/positional.t b/S06-currying/positional.t
index 079c6d919c..edeb97dddf 100644
--- a/S06-currying/positional.t
+++ b/S06-currying/positional.t
@@ -5,7 +5,7 @@ use lib 't/spec/packages';
 use Test;
 use Test::Assuming;
 
-plan 227;
+plan 229;
 
 is-primed-sig(sub () { }, :(), );
 is-primed-sig(sub ($a) { }, :(), 1);
@@ -253,3 +253,8 @@ is-primed-call(&testsubproto, \(43), $["Int + 43"], 42);
 is-primed-call(&testsubproto, \(44), $["Str + 44"], "a Str");
 is-primed-call(&atan2, \(2), $[atan2(1,2)],1);
 is-primed-call(&atan2, \(1), $[atan2(1,2)],*,2);
+
+# RT#126332
+is-primed-call(&substr, \(0,2), $[substr("hello world", 0, 2)], "hello world");
+is-primed-call(sub (*@x) { @x.perl }, \("c","d","e"), $[sub (*@x) { @x.perl }("a","b","c","d","e")], "a", "b");
+