diff --git a/tests/data/test310 b/tests/data/test310
index 15cdaf4566..e7a9379aba 100644
--- a/tests/data/test310
+++ b/tests/data/test310
@@ -3,6 +3,7 @@
 <keywords>
 HTTPS
 HTTP GET
+PEM certificate
 </keywords>
 </info>
 
diff --git a/tests/data/test311 b/tests/data/test311
index 13c2d4d000..0465ed1d33 100644
--- a/tests/data/test311
+++ b/tests/data/test311
@@ -3,6 +3,7 @@
 <keywords>
 HTTPS
 HTTP GET
+PEM certificate
 </keywords>
 </info>
 
diff --git a/tests/data/test312 b/tests/data/test312
index 7f390b4c98..af4422f43a 100644
--- a/tests/data/test312
+++ b/tests/data/test312
@@ -3,6 +3,7 @@
 <keywords>
 HTTPS
 HTTP GET
+PEM certificate
 </keywords>
 </info>