diff --git a/conversions.h b/conversions.h
index 701f177..ac18bc3 100644
--- a/conversions.h
+++ b/conversions.h
@@ -27,7 +27,7 @@ enum
 template <class T>
 inline T convert_unit( T num, int to, int from = BYTES)
 {
-  for(from; from < to; from++)
+  for( ; from < to; from++)
   {
     num /= 1024;
   }
diff --git a/graph.cc b/graph.cc
index 8491f21..a8694e5 100644
--- a/graph.cc
+++ b/graph.cc
@@ -28,11 +28,11 @@ std::string get_graph_by_percentage( unsigned value, unsigned len )
 
   unsigned bar_count = ( static_cast<float>(value) / 99.9 * len );
 
-  for( step; step < bar_count; step++ )
+  for( ; step < bar_count; step++ )
   {
     bars.append( "|" );
   }
-  for( step; step < len; step++ )
+  for( ; step < len; step++ )
   {
     bars.append( " " );
   }
@@ -48,11 +48,11 @@ std::string get_graph_by_value( unsigned value, unsigned max, unsigned len )
 
   unsigned bar_count = ( static_cast<float>( value / ( max - 0.1 ) ) * len );
 
-  for( step; step < bar_count; step++ )
+  for( ; step < bar_count; step++ )
   {
     bars.append( "|" );
   }
-  for( step; step < len; step++ )
+  for( ; step < len; step++ )
   {
     bars.append( " " );
   }