diff --git a/test/completion/main.tex b/test/completion/main.tex
index c4ee79b..cf2ea27 100644
--- a/test/completion/main.tex
+++ b/test/completion/main.tex
@@ -6,7 +6,6 @@
 \begin{document}
 
 Insert reference here:
-\ref{eq:
 
 \begin{equation}
   f(x) = 42
@@ -15,4 +14,6 @@ Insert reference here:
 
 \include{sub}
 
+\include{sub with spaces}
+
 \end{document}
diff --git a/test/completion/sub with spaces.tex b/test/completion/sub with spaces.tex
new file mode 100644
index 0000000..259545c
--- /dev/null
+++ b/test/completion/sub with spaces.tex	
@@ -0,0 +1,4 @@
+\begin{equation}
+  f(x) = 42
+  \label{eq:sub with spaces is working}
+\end{equation}