diff --git a/plugins/include/sourcemod.inc b/plugins/include/sourcemod.inc
index e57fdd51..c762983d 100644
--- a/plugins/include/sourcemod.inc
+++ b/plugins/include/sourcemod.inc
@@ -145,7 +145,7 @@ forward APLRes:AskPluginLoad2(Handle:myself, bool:late, String:error[], err_max)
  *
  * @noreturn
  */
-forward OnPluginEnd();
+forward void OnPluginEnd();
 
 /**
  * Called when the plugin's pause status is changing.
@@ -153,14 +153,14 @@ forward OnPluginEnd();
  * @param pause			True if the plugin is being paused, false otherwise.
  * @noreturn
  */
-forward OnPluginPauseChange(bool:pause);
+forward void OnPluginPauseChange(bool:pause);
 
 /**
  * Called before every server frame.  Note that you should avoid
  * doing expensive computations here, and you should declare large
  * local arrays using 'decl' instead of 'new'.
  */
-forward OnGameFrame();
+forward void OnGameFrame();
 
 /**
  * Called when the map is loaded.
diff --git a/plugins/include/timers.inc b/plugins/include/timers.inc
index 8da9696b..c5ca0150 100644
--- a/plugins/include/timers.inc
+++ b/plugins/include/timers.inc
@@ -177,7 +177,7 @@ native Float:GetTickInterval();
  * the map yet), then this will be called once the server begins ticking, even 
  * if there is no time limit set.
  */
-forward OnMapTimeLeftChanged();
+forward void OnMapTimeLeftChanged();
 
 /**
  * Returns whether or not the server is processing frames or not.