diff --git a/testing/btest/Baseline/opt.opt-no-files/.stderr b/testing/btest/Baseline/opt.opt-no-files/.stderr
index ba158c1e5e..3fa6d06e85 100644
--- a/testing/btest/Baseline/opt.opt-no-files/.stderr
+++ b/testing/btest/Baseline/opt.opt-no-files/.stderr
@@ -1,2 +1,2 @@
 ### BTest baseline data generated by btest-diff. Do not edit. Use "btest -U/-u" to update. Requires BTest >= 0.63.
-fatal error: no matching functions/files for C++ compilation
+fatal error: no matching functions/files for script optimization
diff --git a/testing/btest/Baseline/opt.opt-no-func/.stderr b/testing/btest/Baseline/opt.opt-no-func/.stderr
index ba158c1e5e..3fa6d06e85 100644
--- a/testing/btest/Baseline/opt.opt-no-func/.stderr
+++ b/testing/btest/Baseline/opt.opt-no-func/.stderr
@@ -1,2 +1,2 @@
 ### BTest baseline data generated by btest-diff. Do not edit. Use "btest -U/-u" to update. Requires BTest >= 0.63.
-fatal error: no matching functions/files for C++ compilation
+fatal error: no matching functions/files for script optimization
diff --git a/testing/btest/Baseline/opt.opt-no-func2/.stderr b/testing/btest/Baseline/opt.opt-no-func2/.stderr
index ba158c1e5e..3fa6d06e85 100644
--- a/testing/btest/Baseline/opt.opt-no-func2/.stderr
+++ b/testing/btest/Baseline/opt.opt-no-func2/.stderr
@@ -1,2 +1,2 @@
 ### BTest baseline data generated by btest-diff. Do not edit. Use "btest -U/-u" to update. Requires BTest >= 0.63.
-fatal error: no matching functions/files for C++ compilation
+fatal error: no matching functions/files for script optimization