diff --git a/3-perception/vhar-system/1-introduction.tex b/3-perception/vhar-system/1-introduction.tex
index 81a0783..b090c8c 100644
--- a/3-perception/vhar-system/1-introduction.tex
+++ b/3-perception/vhar-system/1-introduction.tex
@@ -24,7 +24,7 @@ The haptic textures are rendered as a vibrotactile signal representing a pattern
 
 \bigskip
 
-\begin{subfigs}{setup}{Visuo-haptic texture rendering system setup.}[][
+\begin{subfigs}{setup}{Visuo-haptic texture rendering system setup. }[][
   \item HapCoil-One voice-coil actuator with a fiducial marker on top attached to the middle-phalanx of the user's index finger.
   \item Our implementation of the system using a Microsoft HoloLens~2, a webcam for estimating the poses the hand and the real surfaces, and an external computer for processing the tracking data and rendering the haptic textures.
   ]