diff --git a/extensions/sdktools/extension.cpp b/extensions/sdktools/extension.cpp
index 269f5e2c..ba175808 100644
--- a/extensions/sdktools/extension.cpp
+++ b/extensions/sdktools/extension.cpp
@@ -441,11 +441,6 @@ public:
 	{
 		return iserver;
 	}
-
-	virtual IGameRules *GetGameRules()
-	{
-		return (IGameRules*)g_pGameRules;
-	}
 } g_SDKTools_API;
 
 static void InitSDKToolsAPI()
diff --git a/public/extensions/ISDKTools.h b/public/extensions/ISDKTools.h
index f353e800..289f41d1 100644
--- a/public/extensions/ISDKTools.h
+++ b/public/extensions/ISDKTools.h
@@ -35,10 +35,9 @@
 #include <IShareSys.h>
 
 #define SMINTERFACE_SDKTOOLS_NAME		"ISDKTools"
-#define SMINTERFACE_SDKTOOLS_VERSION	2
+#define SMINTERFACE_SDKTOOLS_VERSION	1
 
 class IServer;
-class IGameRules;
 
 /**
  * @brief SDKTools shared API
@@ -62,13 +61,6 @@ namespace SourceMod
 		 * @return			IServer pointer, or NULL if SDKTools was unable to find one.
 		 */
 		virtual IServer* GetIServer() = 0;
-
-		/**
-		 * @brief Returns a pointer to GameRules if one was found.
-		 *
-		 * @return			GameRules pointer, or NULL if SDKTools was unable to find one.
-		 */
-		virtual IGameRules* GetGameRules() = 0;
 	};
 }