diff --git a/src/GRANULAR/gran_sub_mod_normal.h b/src/GRANULAR/gran_sub_mod_normal.h
index c1511fdfa5..6f2f3aabbe 100644
--- a/src/GRANULAR/gran_sub_mod_normal.h
+++ b/src/GRANULAR/gran_sub_mod_normal.h
@@ -94,7 +94,7 @@ namespace Granular_NS {
     void coeffs_to_local() override;
     void mix_coeffs(double *, double *) override;
    private:
-    int mixed_coefficients;    
+    int mixed_coefficients;
   };
 
   /* ---------------------------------------------------------------------- */
@@ -110,7 +110,7 @@ namespace Granular_NS {
    protected:
     double k, cohesion;
     double F_pulloff, Fne;
-    int mixed_coefficients;        
+    int mixed_coefficients;
   };
 
   /* ---------------------------------------------------------------------- */
@@ -129,7 +129,7 @@ namespace Granular_NS {
    protected:
     double k, cohesion;
     double Emix, F_pulloff, Fne;
-    int mixed_coefficients;    
+    int mixed_coefficients;
   };
 
 }    // namespace Granular_NS
diff --git a/src/library.cpp b/src/library.cpp
index 6b079b4a93..62d029f625 100644
--- a/src/library.cpp
+++ b/src/library.cpp
@@ -788,7 +788,7 @@ strings. The output depends on the value of the *what* argument string.
      - actual field data for column
      - pointer to either int, int64_t or double cast to void pointer
      - yes
-     
+
 \endverbatim
  *
  * \param  handle   pointer to a previously created LAMMPS instance