diff --git a/compiler/rustc_feature/src/active.rs b/compiler/rustc_feature/src/active.rs
index 9a70fa4d58990..c13fe2ae2806b 100644
--- a/compiler/rustc_feature/src/active.rs
+++ b/compiler/rustc_feature/src/active.rs
@@ -621,6 +621,7 @@ pub const INCOMPLETE_FEATURES: &[Symbol] = &[
     sym::const_trait_bound_opt_out,
     sym::lazy_normalization_consts,
     sym::specialization,
+    sym::inline_const,
 ];
 
 /// Some features are not allowed to be used together at the same time, if
diff --git a/src/test/ui/inline-const/const-expr-array-init.rs b/src/test/ui/inline-const/const-expr-array-init.rs
index 8a92cdbc0f981..8bb5dab1fa00d 100644
--- a/src/test/ui/inline-const/const-expr-array-init.rs
+++ b/src/test/ui/inline-const/const-expr-array-init.rs
@@ -1,5 +1,6 @@
 // build-pass
 
+#![allow(incomplete_features)]
 #![feature(inline_const)]
 
 use std::cell::Cell;
diff --git a/src/test/ui/inline-const/const-expr-basic.rs b/src/test/ui/inline-const/const-expr-basic.rs
index 9349cee62d696..9254c96a1e7a6 100644
--- a/src/test/ui/inline-const/const-expr-basic.rs
+++ b/src/test/ui/inline-const/const-expr-basic.rs
@@ -1,5 +1,6 @@
 // run-pass
 
+#![allow(incomplete_features)]
 #![feature(inline_const)]
 fn foo() -> i32 {
     const {
diff --git a/src/test/ui/inline-const/const-expr-reference.rs b/src/test/ui/inline-const/const-expr-reference.rs
index a54d879f69d74..747f14e4bd0aa 100644
--- a/src/test/ui/inline-const/const-expr-reference.rs
+++ b/src/test/ui/inline-const/const-expr-reference.rs
@@ -1,5 +1,6 @@
 // run-pass
 
+#![allow(incomplete_features)]
 #![feature(inline_const)]
 
 const fn bar() -> i32 {
diff --git a/src/test/ui/inline-const/const-match-pat.rs b/src/test/ui/inline-const/const-match-pat.rs
index d4761398d7320..c0dc90d971a49 100644
--- a/src/test/ui/inline-const/const-match-pat.rs
+++ b/src/test/ui/inline-const/const-match-pat.rs
@@ -1,5 +1,6 @@
 // run-pass
 
+#![allow(incomplete_features)]
 #![feature(inline_const)]
 const MMIO_BIT1: u8 = 4;
 const MMIO_BIT2: u8 = 5;