diff --git a/src/BROWNIAN/fix_brownian_base.h b/src/BROWNIAN/fix_brownian_base.h
index 9e326b2aab..cc8234f080 100644
--- a/src/BROWNIAN/fix_brownian_base.h
+++ b/src/BROWNIAN/fix_brownian_base.h
@@ -35,7 +35,7 @@ class FixBrownianBase : public Fix {
   int gamma_r_eigen_flag;    // 0/1 if anisotropic rotational damping is unset/set
   int rot_temp_flag;         // 0/1 if rotational temperature is unset/set
   int planar_rot_flag;       // 0/1 if rotation is constrained to 2D (xy) plane
-  
+
   double gamma_t, gamma_r;    // translational and rotational (isotropic) damping params
   double *gamma_t_inv;        // anisotropic damping parameter eigenvalues
   double *gamma_r_inv;