diff --git a/src/TTImp/TTImp.idr b/src/TTImp/TTImp.idr
index fc48e29845..c3087d4d7a 100644
--- a/src/TTImp/TTImp.idr
+++ b/src/TTImp/TTImp.idr
@@ -726,9 +726,10 @@ implicitsAs n defs ns tm
                    Core (List (Name, PiInfo RawImp))
         -- #834 When we are in a local definition, we have an explicit telescope
         -- corresponding to the variables bound in the parent function.
-        -- So we first peel off all of the explicit quantifiers corresponding
-        -- to these variables.
-        findImps ns es (_ :: locals) (NBind fc x (Pi _ _ Explicit _) sc)
+        -- Parameter blocks also introduce additional telescope of implicit, auto,
+        -- and explicit variables. So we first peel off all of the quantifiers
+        -- corresponding to these variables.
+        findImps ns es (_ :: locals) (NBind fc x (Pi _ _ _ _) sc)
           = do body <- sc defs (toClosure defaultOpts [] (Erased fc Placeholder))
                findImps ns es locals body
                -- ^ TODO? check that name of the pi matches name of local?
diff --git a/tests/idris2/reg/reg053/ImplicitParam.idr b/tests/idris2/reg/reg053/ImplicitParam.idr
new file mode 100644
index 0000000000..bb8ea518d1
--- /dev/null
+++ b/tests/idris2/reg/reg053/ImplicitParam.idr
@@ -0,0 +1,7 @@
+import Data.Vect
+
+-- m was not in scope when n is implicit
+parameters {n : Nat}
+    foo : Vect m Nat -> Nat
+    foo xs = ?hole
+
diff --git a/tests/idris2/reg/reg053/Issue2444.idr b/tests/idris2/reg/reg053/Issue2444.idr
new file mode 100644
index 0000000000..ed1fa0eb42
--- /dev/null
+++ b/tests/idris2/reg/reg053/Issue2444.idr
@@ -0,0 +1,4 @@
+parameters {0 res : Type}
+    fun : {x : Nat} -> Nat
+    fun = x
+
diff --git a/tests/idris2/reg/reg053/expected b/tests/idris2/reg/reg053/expected
new file mode 100644
index 0000000000..d2cad0378a
--- /dev/null
+++ b/tests/idris2/reg/reg053/expected
@@ -0,0 +1,8 @@
+1/1: Building ImplicitParam (ImplicitParam.idr)
+Main>    {n : Nat}
+ 0 m : Nat
+   xs : Vect m Nat
+------------------------------
+hole : Nat
+Main> Bye for now!
+1/1: Building Issue2444 (Issue2444.idr)
diff --git a/tests/idris2/reg/reg053/input b/tests/idris2/reg/reg053/input
new file mode 100644
index 0000000000..371e366b7c
--- /dev/null
+++ b/tests/idris2/reg/reg053/input
@@ -0,0 +1,2 @@
+:ti hole
+:q
diff --git a/tests/idris2/reg/reg053/run b/tests/idris2/reg/reg053/run
new file mode 100644
index 0000000000..1cdbbf80f7
--- /dev/null
+++ b/tests/idris2/reg/reg053/run
@@ -0,0 +1,3 @@
+. ../../../testutils.sh
+idris2 ImplicitParam.idr < input
+check Issue2444.idr