diff --git a/run-tests b/run-tests
index 5a5df02..3a74fe2 100755
--- a/run-tests
+++ b/run-tests
@@ -21,7 +21,7 @@ for TEST in tests/*.expected; do
             . "${BASE}.env"
             echo "Do not read this input" | mo "${BASE}.template"
         fi
-    ) | diff -wU5 - "${TEST}" > "${BASE}.diff"
+    ) | diff -U5 - "${TEST}" > "${BASE}.diff"
 
     if [[ $? -ne 0 ]]; then
         echo "FAIL"
diff --git a/tests/function.env b/tests/function.env
index 64b0225..d96edf9 100644
--- a/tests/function.env
+++ b/tests/function.env
@@ -1,4 +1,5 @@
 name=Willy
 wrapped() {
-    echo "<b>$1</b>";
+    # The final newline is eaten by mo
+    echo "<b>$1</b>"
 }
diff --git a/tests/function.expected b/tests/function.expected
index a55e97c..1f1a461 100644
--- a/tests/function.expected
+++ b/tests/function.expected
@@ -1,2 +1,2 @@
 <b>  Willy is awesome.
-</b>
+</b>... this is the last line.
diff --git a/tests/function.template b/tests/function.template
index b069eb7..91a2d9e 100644
--- a/tests/function.template
+++ b/tests/function.template
@@ -1,3 +1,4 @@
 {{#wrapped}}
   {{name}} is awesome.
 {{/wrapped}}
+... this is the last line.
diff --git a/tests/miss.expected b/tests/miss.expected
index eae407e..271627a 100644
--- a/tests/miss.expected
+++ b/tests/miss.expected
@@ -1,4 +1,4 @@
-* Chris
-*
-* <b>GitHub</b>
-* <b>GitHub</b>
+* .Chris.
+* ..
+* .<b>GitHub</b>.
+* .<b>GitHub</b>.
diff --git a/tests/miss.template b/tests/miss.template
index d278abe..beaafee 100644
--- a/tests/miss.template
+++ b/tests/miss.template
@@ -1,4 +1,4 @@
-* {{name}}
-* {{age}}
-* {{company}}
-* {{{company}}}
+* .{{name}}.
+* .{{age}}.
+* .{{company}}.
+* .{{{company}}}.
diff --git a/tests/multi-line-partial.env b/tests/multi-line-partial.env
index 3a1b584..3cd24fd 100644
--- a/tests/multi-line-partial.env
+++ b/tests/multi-line-partial.env
@@ -1 +1 @@
-multilineData=$'line 1\nline2'
+multilineData=$'line 1\nline 2'