diff --git a/build/build/src/enso.rs b/build/build/src/enso.rs
index b1258c19c1d..40d2e27721c 100644
--- a/build/build/src/enso.rs
+++ b/build/build/src/enso.rs
@@ -1,6 +1,7 @@
 use crate::prelude::*;
 
 use crate::paths::Paths;
+use crate::paths::ENSO_ENABLE_ASSERTIONS;
 use crate::paths::ENSO_META_TEST_ARGS;
 use crate::paths::ENSO_META_TEST_COMMAND;
 use crate::postgres;
@@ -119,6 +120,8 @@ impl BuiltEnso {
         ENSO_META_TEST_COMMAND.set(&self.wrapper_script_path())?;
         ENSO_META_TEST_ARGS.set(&format!("{} --run", ir_caches.flag()))?;
 
+        ENSO_ENABLE_ASSERTIONS.set("true")?;
+
         // Prepare Engine Test Environment
         if let Ok(gdoc_key) = std::env::var("GDOC_KEY") {
             let google_api_test_data_dir =
diff --git a/build/build/src/paths.rs b/build/build/src/paths.rs
index afd5bab79df..c52809a091b 100644
--- a/build/build/src/paths.rs
+++ b/build/build/src/paths.rs
@@ -29,6 +29,9 @@ ide_ci::define_env_var! {
     /// Arguments to the engine runner.
     /// See: <https://github.com/diab0l/enso/blob/feature/test_with_clue/test/Meta_Test_Suite_Tests/README.md>
     ENSO_META_TEST_ARGS, String;
+
+    /// If Enso-specific assertions should be enabled.
+    ENSO_ENABLE_ASSERTIONS, String;
 }
 
 pub const EDITION_FILE_ARTIFACT_NAME: &str = "Edition File";
diff --git a/test/Tests/src/Main.enso b/test/Tests/src/Main.enso
index f14a8ac24f3..1f69d9ec46a 100644
--- a/test/Tests/src/Main.enso
+++ b/test/Tests/src/Main.enso
@@ -65,6 +65,7 @@ import project.Network.Http_Spec
 import project.Network.URI_Spec
 
 import project.Runtime.Ascribed_Parameters_Spec
+import project.Runtime.Asserts_Spec
 import project.Runtime.Lazy_Spec
 import project.Runtime.Lazy_Generator_Spec
 import project.Runtime.Managed_Resource_Spec
@@ -132,6 +133,7 @@ main = Test_Suite.run_main <|
     Ref_Spec.spec
     Regex_Spec.spec
     Ascribed_Parameters_Spec.spec
+    Asserts_Spec.spec
     Lazy_Spec.spec
     Runtime_Spec.spec
     Self_Type_Spec.spec
diff --git a/test/Tests/src/Runtime/Asserts_Spec.enso b/test/Tests/src/Runtime/Asserts_Spec.enso
new file mode 100644
index 00000000000..3261df693a9
--- /dev/null
+++ b/test/Tests/src/Runtime/Asserts_Spec.enso
@@ -0,0 +1,27 @@
+from Standard.Base import all
+
+from Standard.Base.Errors.Common import Assertion_Error
+
+from Standard.Test import Test, Test_Suite
+import Standard.Test.Extensions
+
+foreign js js_check = """
+    return (4 == 2 + 2)
+
+on_ci = if Environment.get "ENSO_RUNNER_CONTAINER_NAME" . is_nothing . not then Nothing else "Not in CI"
+
+spec = Test.group "Asserts" pending=on_ci <|
+    Test.specify "should be enabled on the CI" <|
+        p = Panic.catch Assertion_Error (Runtime.assert False) err->
+            err.payload
+        Meta.type_of p . should_be_a Assertion_Error
+
+    Test.specify "should be able to take foreign functions as expressions" <|
+        ret = Runtime.assert js_check
+        ret . should_be_a Nothing
+
+    Test.specify "should be able to take lambdas as expressions" <|
+        Runtime.assert <|
+            4 == 2 + 2
+
+main = Test_Suite.run_main spec