diff --git a/tests/alire.toml b/tests/alire.toml
index 7262be7..c7255e8 100644
--- a/tests/alire.toml
+++ b/tests/alire.toml
@@ -11,8 +11,9 @@ maintainers-logins = ["onox"]
 
 executables = ["test"]
 
-[configuration]
-disabled = true
+[build-switches]
+validation.compile_checks = "warnings"
+"*".style_checks = ["-gnatygAO-Is"]
 
 [[depends-on]]
 emojis = "^1.0.0"
diff --git a/tests/gnat.adc b/tests/gnat.adc
new file mode 100644
index 0000000..c20bff2
--- /dev/null
+++ b/tests/gnat.adc
@@ -0,0 +1,2 @@
+pragma Restrictions (No_Obsolescent_Features);
+pragma Profile (No_Implementation_Extensions);
diff --git a/tests/tests.gpr b/tests/tests.gpr
index 6b407e9..3c27553 100644
--- a/tests/tests.gpr
+++ b/tests/tests.gpr
@@ -1,18 +1,25 @@
 with "../emojis";
+with "config/tests_config";
 
 project Tests is
 
    for Create_Missing_Dirs use "True";
 
    for Source_Dirs use ("src");
-   for Object_Dir use "build/obj";
+   for Object_Dir use "build/obj/" & Tests_Config.Build_Profile;
    for Library_Dir use "build/lib";
 
    for Exec_Dir use "build/bin";
 
    for Main use ("test.adb");
 
-   package Compiler renames Emojis.Compiler;
-   package Binder   renames Emojis.Binder;
+   package Compiler is
+      for Default_Switches ("Ada") use Tests_Config.Ada_Compiler_Switches & ("-gnatyM99");
+      for Local_Configuration_Pragmas use "gnat.adc";
+   end Compiler;
+
+   package Binder is
+      for Switches ("Ada") use ("-Es"); --  Symbolic traceback
+   end Binder;
 
 end Tests;