diff --git a/headers/modsecurity/assay.h b/headers/modsecurity/assay.h
index 93b4a350..902e55a0 100644
--- a/headers/modsecurity/assay.h
+++ b/headers/modsecurity/assay.h
@@ -174,6 +174,7 @@ class Assay {
     const char *m_httpVersion;
 
     std::string *m_namesArgs;
+    std::string *m_namesArgsPost;
     std::string m_namesResponse;
     std::string m_namesRequest;
     double m_ARGScombinedSize;
diff --git a/src/assay.cc b/src/assay.cc
index 8e7cf957..35822b7a 100644
--- a/src/assay.cc
+++ b/src/assay.cc
@@ -93,6 +93,7 @@ Assay::Assay(ModSecurity *ms, Rules *rules)
     m_ARGScombinedSize(0),
     m_ARGScombinedSizeStr(NULL),
     m_namesArgs(NULL),
+    m_namesArgsPost(NULL),
     m_ms(ms) {
     id = std::to_string(this->timeStamp) + \
         std::to_string(generate_assay_unique_id());
@@ -102,6 +103,8 @@ Assay::Assay(ModSecurity *ms, Rules *rules)
     this->m_ARGScombinedSizeStr = resolve_variable_first("ARGS_COMBINED_SIZE");
     store_variable("ARGS_NAMES", std::string(""));
     this->m_namesArgs = resolve_variable_first("ARGS_NAMES");
+    store_variable("ARGS_POST_NAMES", std::string(""));
+    this->m_namesArgsPost = resolve_variable_first("ARGS_POST_NAMES");
 
     this->debug(4, "Initialising transaction");
 }
@@ -408,6 +411,11 @@ int Assay::processRequestBody() {
             } else {
                 m_namesArgs->assign(*m_namesArgs + " " + key_value[0]);
             }
+            if (m_namesArgsPost->empty()) {
+                m_namesArgsPost->assign(key_value[0]);
+            } else {
+                m_namesArgsPost->assign(*m_namesArgsPost + " " + key_value[0]);
+            }
 
             this->m_ARGScombinedSize = this->m_ARGScombinedSize + \
                 key_value[0].length() + key_value[1].length();
diff --git a/test/test-cases/regression/variable-ARGS_POST_NAMES.json b/test/test-cases/regression/variable-ARGS_POST_NAMES.json
new file mode 100644
index 00000000..41526b06
--- /dev/null
+++ b/test/test-cases/regression/variable-ARGS_POST_NAMES.json
@@ -0,0 +1,95 @@
+[
+  {
+    "enabled":1,
+    "version_min":300000,
+    "title":"Testing Variables :: ARGS_POST_NAMES (1/2)",
+    "client":{
+      "ip":"200.249.12.31",
+      "port":123
+    },
+    "server":{
+      "ip":"200.249.12.31",
+      "port":80
+    },
+    "request":{
+      "headers":{
+        "Host":"localhost",
+        "User-Agent":"curl/7.38.0",
+        "Accept":"*/*",
+        "Content-Length": "27",
+        "Content-Type": "application/x-www-form-urlencoded"
+      },
+      "uri":"/",
+      "protocol":"POST",
+      "body": [
+        "param1=value1&param2=value2"
+      ]
+    },
+    "response":{
+      "headers":{
+        "Date":"Mon, 13 Jul 2015 20:02:41 GMT",
+        "Last-Modified":"Sun, 26 Oct 2014 22:33:37 GMT",
+        "Content-Type":"text/html"
+      },
+      "body":[
+        "no need."
+      ]
+    },
+    "expected":{
+      "debug_log":"Target value: \"param1 param2\""
+    },
+    "rules":[
+      "SecRuleEngine On",
+      "SecDebugLog \/tmp\/modsec_debug.log",
+      "SecDebugLogLevel 9",
+      "SecRule ARGS_POST_NAMES \"@contains test \" \"phase:3,pass,t:trim\""
+    ]
+  },
+  {
+    "enabled":1,
+    "version_min":300000,
+    "title":"Testing Variables :: ARGS_POST_NAMES (2/2)",
+    "client":{
+      "ip":"200.249.12.31",
+      "port":123
+    },
+    "server":{
+      "ip":"200.249.12.31",
+      "port":80
+    },
+    "request":{
+      "headers":{
+        "Host":"localhost",
+        "User-Agent":"curl/7.38.0",
+        "Accept":"*/*",
+        "Content-Length": "27",
+        "Content-Type": "application/x-www-form-urlencoded"
+      },
+      "uri":"/",
+      "protocol":"POST",
+      "body": [
+        "param1=value1&param2=value2"
+      ]
+    },
+    "response":{
+      "headers":{
+        "Date":"Mon, 13 Jul 2015 20:02:41 GMT",
+        "Last-Modified":"Sun, 26 Oct 2014 22:33:37 GMT",
+        "Content-Type":"text/html"
+      },
+      "body":[
+        "no need."
+      ]
+    },
+    "expected":{
+      "debug_log":"Target value: \"param1 param2\""
+    },
+    "rules":[
+      "SecRuleEngine On",
+      "SecDebugLog \/tmp\/modsec_debug.log",
+      "SecDebugLogLevel 9",
+      "SecRule ARGS_POST_NAMES \"@contains test \" \"phase:3,pass,t:trim\""
+    ]
+  }
+]
+