diff --git a/content/base/test/Makefile.in b/content/base/test/Makefile.in
index 1af9766f69b3..44bc70f40329 100644
--- a/content/base/test/Makefile.in
+++ b/content/base/test/Makefile.in
@@ -109,6 +109,8 @@ _TEST_FILES = test_bug5141.html \
file_bug326337.xml \
file_bug326337_multipart.txt \
file_bug326337_multipart.txt^headers^ \
+ test_bug402150.html \
+ test_bug402150.html^headers^ \
$(NULL)
libs:: $(_TEST_FILES)
diff --git a/content/base/test/test_bug402150.html b/content/base/test/test_bug402150.html
new file mode 100644
index 000000000000..217ec56631d5
--- /dev/null
+++ b/content/base/test/test_bug402150.html
@@ -0,0 +1,25 @@
+
+
+
+
+
+ Test for Bug 402150
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/content/base/test/test_bug402150.html^headers^ b/content/base/test/test_bug402150.html^headers^
new file mode 100644
index 000000000000..453e7e1f37e9
--- /dev/null
+++ b/content/base/test/test_bug402150.html^headers^
@@ -0,0 +1 @@
+Last-Modified: Fri, 2 Nov 19107 00:00:01 GMT