diff --git a/file/include/pathSegment.h b/file/include/pathSegment.h
index bafde0b..c57670f 100644
--- a/file/include/pathSegment.h
+++ b/file/include/pathSegment.h
@@ -10,9 +10,9 @@
 namespace germanairlinesva_recording
 {
   /*
-   * UINT32 | UINT16   | UINT16      | COORDINATES
+   * UINT32 | UINT16   | UINT16      | POINT
    * -------+----------+-------------+------------
-   * TIME   | ALTITUDE | GROUNDSPEED | POINT
+   * TIME   | ALTITUDE | GROUNDSPEED | COORDINATES
    */
   class PathSegment
   {
diff --git a/simdata/include/gate.h b/simdata/include/gate.h
index 8e08f31..e89e22b 100644
--- a/simdata/include/gate.h
+++ b/simdata/include/gate.h
@@ -56,13 +56,11 @@ namespace germanairlinesva_simdata
         return str.str();
       }
 
-      friend std::ostream &operator<<(std::ostream &os, const Gate &gate);
+      friend inline std::ostream &operator<<(std::ostream &os, const Gate &gate)
+      {
+        return os << gate.to_string();
+      }
   };
-
-  inline std::ostream &operator<<(std::ostream &os, const Gate &gate)
-  {
-    return os << gate.to_string();
-  }
 } // namespace germanairlinesva_simdata
 
 #endif
\ No newline at end of file
diff --git a/simdata/include/runway.h b/simdata/include/runway.h
index 664eccb..58d2163 100644
--- a/simdata/include/runway.h
+++ b/simdata/include/runway.h
@@ -69,13 +69,14 @@ namespace germanairlinesva_simdata
         return str.str();
       }
 
-      friend std::ostream &operator<<(std::ostream &os, const Runway &runway);
+      friend inline std::ostream &operator<<(std::ostream &os,
+                                             const Runway &runway)
+      {
+        return os << runway.to_string();
+      }
   };
 
-  inline std::ostream &operator<<(std::ostream &os, const Runway &runway)
-  {
-    return os << runway.to_string();
-  }
+
 } // namespace germanairlinesva_simdata
 
 #endif
\ No newline at end of file