diff --git a/compiler/src/dotty/tools/dotc/typer/Typer.scala b/compiler/src/dotty/tools/dotc/typer/Typer.scala
index 49b91a37c43f..aad4f127e9f3 100644
--- a/compiler/src/dotty/tools/dotc/typer/Typer.scala
+++ b/compiler/src/dotty/tools/dotc/typer/Typer.scala
@@ -905,8 +905,9 @@ class Typer extends Namer
      * of annotation defined as `@interface Annot { int[] value() }`
      * We assume that calling `typedNamedArg` in context of Java implies that we are dealing
      * with annotation contructor, as named arguments are not allowed anywhere else in Java.
+     * Under explicit nulls, the pt could be nullable. We need to strip `Null` type first.
      */
-    val arg1 = pt match {
+    val arg1 = pt.stripNull match {
       case AppliedType(a, typ :: Nil) if ctx.isJava && a.isRef(defn.ArrayClass) =>
         tryAlternatively { typed(tree.arg, pt) } {
             val elemTp = untpd.TypedSplice(TypeTree(typ))
diff --git a/tests/explicit-nulls/pos/annotaions-args/JAnnots.java b/tests/explicit-nulls/pos/annotaions-args/JAnnots.java
new file mode 100644
index 000000000000..4c7a31a333bb
--- /dev/null
+++ b/tests/explicit-nulls/pos/annotaions-args/JAnnots.java
@@ -0,0 +1,7 @@
+public class JAnnots {
+  @SuppressWarnings("unused")
+  public void f1() {}
+
+  @SuppressWarnings({"unused"})
+  public void f2() {}
+}
diff --git a/tests/explicit-nulls/pos/annotaions-args/SAnnots.scala b/tests/explicit-nulls/pos/annotaions-args/SAnnots.scala
new file mode 100644
index 000000000000..2e6ef7a9bb41
--- /dev/null
+++ b/tests/explicit-nulls/pos/annotaions-args/SAnnots.scala
@@ -0,0 +1,4 @@
+class SAnnots {
+  @SuppressWarnings(Array("unused"))
+  def f() = {}
+}
\ No newline at end of file