diff --git a/src/sl/engine_sl.cpp b/src/sl/engine_sl.cpp
index e8e2b43c1a..a86f6a9f6f 100644
--- a/src/sl/engine_sl.cpp
+++ b/src/sl/engine_sl.cpp
@@ -16,35 +16,6 @@
 
 #include "../safeguards.h"
 
-static const SaveLoad _engine_desc[] = {
-	 SLE_CONDVAR(Engine, intro_date,          SLE_FILE_U16 | SLE_VAR_I32,  SL_MIN_VERSION,  SLV_31),
-	 SLE_CONDVAR(Engine, intro_date,          SLE_INT32,                  SLV_31, SL_MAX_VERSION),
-	 SLE_CONDVAR(Engine, age,                 SLE_FILE_U16 | SLE_VAR_I32,  SL_MIN_VERSION,  SLV_31),
-	 SLE_CONDVAR(Engine, age,                 SLE_INT32,                  SLV_31, SL_MAX_VERSION),
-	     SLE_VAR(Engine, reliability,         SLE_UINT16),
-	     SLE_VAR(Engine, reliability_spd_dec, SLE_UINT16),
-	     SLE_VAR(Engine, reliability_start,   SLE_UINT16),
-	     SLE_VAR(Engine, reliability_max,     SLE_UINT16),
-	     SLE_VAR(Engine, reliability_final,   SLE_UINT16),
-	     SLE_VAR(Engine, duration_phase_1,    SLE_UINT16),
-	     SLE_VAR(Engine, duration_phase_2,    SLE_UINT16),
-	     SLE_VAR(Engine, duration_phase_3,    SLE_UINT16),
-
-	SLE_CONDNULL(1,                                                        SL_MIN_VERSION, SLV_121),
-	     SLE_VAR(Engine, flags,               SLE_UINT8),
-	SLE_CONDNULL(1,                                                        SL_MIN_VERSION, SLV_179), // old preview_company_rank
-	 SLE_CONDVAR(Engine, preview_asked,       SLE_UINT16,                SLV_179, SL_MAX_VERSION),
-	 SLE_CONDVAR(Engine, preview_company,     SLE_UINT8,                 SLV_179, SL_MAX_VERSION),
-	     SLE_VAR(Engine, preview_wait,        SLE_UINT8),
-	SLE_CONDNULL(1,                                                        SL_MIN_VERSION,  SLV_45),
-	 SLE_CONDVAR(Engine, company_avail,       SLE_FILE_U8  | SLE_VAR_U16,  SL_MIN_VERSION, SLV_104),
-	 SLE_CONDVAR(Engine, company_avail,       SLE_UINT16,                SLV_104, SL_MAX_VERSION),
-	 SLE_CONDVAR(Engine, company_hidden,      SLE_UINT16,                SLV_193, SL_MAX_VERSION),
-	 SLE_CONDSTR(Engine, name,                SLE_STR, 0,                 SLV_84, SL_MAX_VERSION),
-
-	SLE_CONDNULL(16,                                                       SLV_2, SLV_144), // old reserved space
-};
-
 static std::vector<Engine*> _temp_engine;
 
 /**