diff --git a/tests/scripts/components-compiler.sh b/tests/scripts/components-compiler.sh
index 5ccd7cc..9b688af 100644
--- a/tests/scripts/components-compiler.sh
+++ b/tests/scripts/components-compiler.sh
@@ -56,7 +56,7 @@
 
 component_test_clang_earliest_opt () {
     scripts/config.py full
-    test_build_opt 'full config' "$CLANG_EARLIEST" -O0
+    test_build_opt 'full config' "$CLANG_EARLIEST" -O2
 }
 
 support_test_clang_earliest_opt () {
@@ -74,7 +74,7 @@
 
 component_test_gcc_earliest_opt () {
     scripts/config.py full
-    test_build_opt 'full config' "$GCC_EARLIEST" -O0
+    test_build_opt 'full config' "$GCC_EARLIEST" -O2
 }
 
 support_test_gcc_earliest_opt () {