diff --git a/src/detect-engine-hscd.c b/src/detect-engine-hscd.c
index a09e55c551..1fcd21251c 100644
--- a/src/detect-engine-hscd.c
+++ b/src/detect-engine-hscd.c
@@ -259,10 +259,6 @@ static int DetectEngineHttpStatCodeTest01(void)
 end:
     if (alp_tctx != NULL)
         AppLayerParserThreadCtxFree(alp_tctx);
-    if (de_ctx != NULL)
-        SigGroupCleanup(de_ctx);
-    if (de_ctx != NULL)
-        SigCleanSignatures(de_ctx);
     if (de_ctx != NULL)
         DetectEngineCtxFree(de_ctx);
 
@@ -375,10 +371,6 @@ static int DetectEngineHttpStatCodeTest02(void)
 end:
     if (alp_tctx != NULL)
         AppLayerParserThreadCtxFree(alp_tctx);
-    if (de_ctx != NULL)
-        SigGroupCleanup(de_ctx);
-    if (de_ctx != NULL)
-        SigCleanSignatures(de_ctx);
     if (de_ctx != NULL)
         DetectEngineCtxFree(de_ctx);
 
@@ -518,10 +510,6 @@ static int DetectEngineHttpStatCodeTest03(void)
 end:
     if (alp_tctx != NULL)
         AppLayerParserThreadCtxFree(alp_tctx);
-    if (de_ctx != NULL)
-        SigGroupCleanup(de_ctx);
-    if (de_ctx != NULL)
-        SigCleanSignatures(de_ctx);
     if (de_ctx != NULL)
         DetectEngineCtxFree(de_ctx);
 
@@ -648,10 +636,6 @@ static int DetectEngineHttpStatCodeTest04(void)
 end:
     if (alp_tctx != NULL)
         AppLayerParserThreadCtxFree(alp_tctx);
-    if (de_ctx != NULL)
-        SigGroupCleanup(de_ctx);
-    if (de_ctx != NULL)
-        SigCleanSignatures(de_ctx);
     if (de_ctx != NULL)
         DetectEngineCtxFree(de_ctx);
 
@@ -778,10 +762,6 @@ static int DetectEngineHttpStatCodeTest05(void)
 end:
     if (alp_tctx != NULL)
         AppLayerParserThreadCtxFree(alp_tctx);
-    if (de_ctx != NULL)
-        SigGroupCleanup(de_ctx);
-    if (de_ctx != NULL)
-        SigCleanSignatures(de_ctx);
     if (de_ctx != NULL)
         DetectEngineCtxFree(de_ctx);
 
@@ -908,10 +888,6 @@ static int DetectEngineHttpStatCodeTest06(void)
 end:
     if (alp_tctx != NULL)
         AppLayerParserThreadCtxFree(alp_tctx);
-    if (de_ctx != NULL)
-        SigGroupCleanup(de_ctx);
-    if (de_ctx != NULL)
-        SigCleanSignatures(de_ctx);
     if (de_ctx != NULL)
         DetectEngineCtxFree(de_ctx);
 
@@ -1038,10 +1014,6 @@ static int DetectEngineHttpStatCodeTest07(void)
 end:
     if (alp_tctx != NULL)
         AppLayerParserThreadCtxFree(alp_tctx);
-    if (de_ctx != NULL)
-        SigGroupCleanup(de_ctx);
-    if (de_ctx != NULL)
-        SigCleanSignatures(de_ctx);
     if (de_ctx != NULL)
         DetectEngineCtxFree(de_ctx);
 
@@ -1168,10 +1140,6 @@ static int DetectEngineHttpStatCodeTest08(void)
 end:
     if (alp_tctx != NULL)
         AppLayerParserThreadCtxFree(alp_tctx);
-    if (de_ctx != NULL)
-        SigGroupCleanup(de_ctx);
-    if (de_ctx != NULL)
-        SigCleanSignatures(de_ctx);
     if (de_ctx != NULL)
         DetectEngineCtxFree(de_ctx);
 
@@ -1299,10 +1267,6 @@ static int DetectEngineHttpStatCodeTest09(void)
 end:
     if (alp_tctx != NULL)
         AppLayerParserThreadCtxFree(alp_tctx);
-    if (de_ctx != NULL)
-        SigGroupCleanup(de_ctx);
-    if (de_ctx != NULL)
-        SigCleanSignatures(de_ctx);
     if (de_ctx != NULL)
         DetectEngineCtxFree(de_ctx);
 
@@ -1430,10 +1394,6 @@ static int DetectEngineHttpStatCodeTest10(void)
 end:
     if (alp_tctx != NULL)
         AppLayerParserThreadCtxFree(alp_tctx);
-    if (de_ctx != NULL)
-        SigGroupCleanup(de_ctx);
-    if (de_ctx != NULL)
-        SigCleanSignatures(de_ctx);
     if (de_ctx != NULL)
         DetectEngineCtxFree(de_ctx);
 
@@ -1561,10 +1521,6 @@ static int DetectEngineHttpStatCodeTest11(void)
 end:
     if (alp_tctx != NULL)
         AppLayerParserThreadCtxFree(alp_tctx);
-    if (de_ctx != NULL)
-        SigGroupCleanup(de_ctx);
-    if (de_ctx != NULL)
-        SigCleanSignatures(de_ctx);
     if (de_ctx != NULL)
         DetectEngineCtxFree(de_ctx);
 
@@ -1692,10 +1648,6 @@ static int DetectEngineHttpStatCodeTest12(void)
 end:
     if (alp_tctx != NULL)
         AppLayerParserThreadCtxFree(alp_tctx);
-    if (de_ctx != NULL)
-        SigGroupCleanup(de_ctx);
-    if (de_ctx != NULL)
-        SigCleanSignatures(de_ctx);
     if (de_ctx != NULL)
         DetectEngineCtxFree(de_ctx);
 
@@ -1823,10 +1775,6 @@ static int DetectEngineHttpStatCodeTest13(void)
 end:
     if (alp_tctx != NULL)
         AppLayerParserThreadCtxFree(alp_tctx);
-    if (de_ctx != NULL)
-        SigGroupCleanup(de_ctx);
-    if (de_ctx != NULL)
-        SigCleanSignatures(de_ctx);
     if (de_ctx != NULL)
         DetectEngineCtxFree(de_ctx);
 
@@ -1954,10 +1902,6 @@ static int DetectEngineHttpStatCodeTest14(void)
 end:
     if (alp_tctx != NULL)
         AppLayerParserThreadCtxFree(alp_tctx);
-    if (de_ctx != NULL)
-        SigGroupCleanup(de_ctx);
-    if (de_ctx != NULL)
-        SigCleanSignatures(de_ctx);
     if (de_ctx != NULL)
         DetectEngineCtxFree(de_ctx);
 
@@ -2085,10 +2029,6 @@ static int DetectEngineHttpStatCodeTest15(void)
 end:
     if (alp_tctx != NULL)
         AppLayerParserThreadCtxFree(alp_tctx);
-    if (de_ctx != NULL)
-        SigGroupCleanup(de_ctx);
-    if (de_ctx != NULL)
-        SigCleanSignatures(de_ctx);
     if (de_ctx != NULL)
         DetectEngineCtxFree(de_ctx);
 
diff --git a/src/detect-http-stat-code.c b/src/detect-http-stat-code.c
index 2b0b2cd22d..4827796090 100644
--- a/src/detect-http-stat-code.c
+++ b/src/detect-http-stat-code.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2010 Open Information Security Foundation
+/* Copyright (C) 2007-2018 Open Information Security Foundation
  *
  * You can copy, redistribute or modify this Program under the terms of
  * the GNU General Public License version 2 as published by the Free
@@ -75,9 +75,7 @@ void DetectHttpStatCodeRegister (void)
     sigmatch_table[DETECT_AL_HTTP_STAT_CODE].name = "http_stat_code";
     sigmatch_table[DETECT_AL_HTTP_STAT_CODE].desc = "content modifier to match only on HTTP stat-code-buffer";
     sigmatch_table[DETECT_AL_HTTP_STAT_CODE].url = DOC_URL DOC_VERSION "/rules/http-keywords.html#http-stat-code";
-    sigmatch_table[DETECT_AL_HTTP_STAT_CODE].Match = NULL;
     sigmatch_table[DETECT_AL_HTTP_STAT_CODE].Setup = DetectHttpStatCodeSetup;
-    sigmatch_table[DETECT_AL_HTTP_STAT_CODE].Free  = NULL;
     sigmatch_table[DETECT_AL_HTTP_STAT_CODE].RegisterTests = DetectHttpStatCodeRegisterTests;
 
     sigmatch_table[DETECT_AL_HTTP_STAT_CODE].flags |= SIGMATCH_NOOPT;
@@ -315,7 +313,6 @@ end:
         DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx);
     }
     if (de_ctx != NULL) {
-        SigGroupCleanup(de_ctx);
         DetectEngineCtxFree(de_ctx);
     }
 
@@ -432,7 +429,6 @@ end:
         DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx);
     }
     if (de_ctx != NULL) {
-        SigGroupCleanup(de_ctx);
         DetectEngineCtxFree(de_ctx);
     }
 
@@ -550,7 +546,6 @@ end:
         DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx);
     }
     if (de_ctx != NULL) {
-        SigGroupCleanup(de_ctx);
         DetectEngineCtxFree(de_ctx);
     }
 
@@ -668,7 +663,6 @@ end:
         DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx);
     }
     if (de_ctx != NULL) {
-        SigGroupCleanup(de_ctx);
         DetectEngineCtxFree(de_ctx);
     }