diff --git a/headers/modsecurity/rules_properties.h b/headers/modsecurity/rules_properties.h
index eaf88dd7..e80daf88 100644
--- a/headers/modsecurity/rules_properties.h
+++ b/headers/modsecurity/rules_properties.h
@@ -46,6 +46,7 @@ class RulesProperties {
         remoteRulesActionOnFailed(AbortOnFailedRemoteRulesAction),
         requestBodyLimit(0),
         requestBodyNoFilesLimit(0),
+        requestBodyInMemoryLimit(0),
         secRequestBodyAccess(false),
         secResponseBodyAccess(false),
         requestBodyLimitAction(ProcessPartialBodyLimitAction),
@@ -64,6 +65,7 @@ class RulesProperties {
         requestBodyLimit(0),
         requestBodyLimitAction(ProcessPartialBodyLimitAction),
         requestBodyNoFilesLimit(0),
+        requestBodyInMemoryLimit(0),
         responseBodyLimit(0),
         responseBodyLimitAction(ProcessPartialBodyLimitAction),
         secRuleEngine(DetectionOnlyRuleEngine) { }
@@ -159,6 +161,7 @@ class RulesProperties {
 
     RuleEngine secRuleEngine;
     double requestBodyNoFilesLimit;
+    double requestBodyInMemoryLimit;
     double requestBodyLimit;
     double responseBodyLimit;
     BodyLimitAction requestBodyLimitAction;
diff --git a/src/parser/seclang-parser.yy b/src/parser/seclang-parser.yy
index 0000a0ec..7630544d 100644
--- a/src/parser/seclang-parser.yy
+++ b/src/parser/seclang-parser.yy
@@ -130,6 +130,7 @@ using ModSecurity::Variables::Variable;
 %token <std::string> DIRECTIVE
 %token <std::string> CONFIG_DIR_REQ_BODY_LIMIT
 %token <std::string> CONFIG_DIR_REQ_BODY_NO_FILES_LIMIT
+%token <std::string> CONFIG_DIR_REQ_BODY_IN_MEMORY_LIMIT
 %token <std::string> CONFIG_DIR_RES_BODY_LIMIT
 %token <std::string> CONFIG_DIR_REQ_BODY_LIMIT_ACTION
 %token <std::string> CONFIG_DIR_RES_BODY_LIMIT_ACTION
@@ -371,6 +372,10 @@ expression:
       {
         driver.requestBodyNoFilesLimit = atoi($1.c_str());
       }
+    | CONFIG_DIR_REQ_BODY_IN_MEMORY_LIMIT
+      {
+        driver.requestBodyInMemoryLimit = atoi($1.c_str());
+      }
     | CONFIG_DIR_RES_BODY_LIMIT
       {
         driver.responseBodyLimit = atoi($1.c_str());
diff --git a/src/parser/seclang-scanner.ll b/src/parser/seclang-scanner.ll
index 73defb9d..1d1bdda0 100755
--- a/src/parser/seclang-scanner.ll
+++ b/src/parser/seclang-scanner.ll
@@ -33,7 +33,9 @@ ACTION_CTL_BDY_XML ctl:requestBodyProcessor=XML
 ACTION_CTL_BDY_JSON ctl:requestBodyProcessor=JSON
 DIRECTIVE       SecRule
 
-CONFIG_DIRECTIVE SecRequestBodyInMemoryLimit|SecPcreMatchLimitRecursion|SecPcreMatchLimit|SecResponseBodyMimeType|SecTmpDir|SecDataDir|SecArgumentSeparator|SecCookieFormat|SecStatusEngine
+CONFIG_DIRECTIVE SecPcreMatchLimitRecursion|SecPcreMatchLimit|SecResponseBodyMimeType|SecTmpDir|SecDataDir|SecArgumentSeparator|SecCookieFormat|SecStatusEngine
+
+CONFIG_DIR_REQ_BOYD_IN_MEMORY_LIMIT (?i:SecRequestBodyInMemoryLimit)
 
 CONFIG_DIR_REQ_BODY_NO_FILES_LIMIT (?i:SecRequestBodyNoFilesLimit)
 CONFIG_DIR_REQ_BODY_LIMIT (?i:SecRequestBodyLimit)
@@ -179,7 +181,8 @@ FREE_TEXT_NEW_LINE       [^\"|\n]+
 %{ /* Request body limit */ %}
 {CONFIG_DIR_REQ_BODY_LIMIT}[ ]{CONFIG_VALUE_NUMBER}  { return yy::seclang_parser::make_CONFIG_DIR_REQ_BODY_LIMIT(strchr(yytext, ' ') + 1, *driver.loc.back()); }
 {CONFIG_DIR_REQ_BODY_NO_FILES_LIMIT}[ ]{CONFIG_VALUE_NUMBER}  { return yy::seclang_parser::make_CONFIG_DIR_REQ_BODY_NO_FILES_LIMIT(strchr(yytext, ' ') + 1, *driver.loc.back()); }
-{CONFIG_DIR_REQ_BODY_LIMIT_ACTION} { return yy::seclang_parser::make_CONFIG_DIR_REQ_BODY_LIMIT_ACTION(yytext, *driver.loc.back()); }
+{CONFIG_DIR_REQ_BODY_LIMIT_ACTION}[ ]{CONFIG_VALUE_NUMBER} { return yy::seclang_parser::make_CONFIG_DIR_REQ_BODY_LIMIT_ACTION(strchr(yytext, ' ') + 1, *driver.loc.back()); }
+{CONFIG_DIR_REQ_BODY_IN_MEMORY_LIMIT}[ ]{CONFIG_VALUE_NUMBER}{ return yy::seclang_parser::make_CONFIG_DIR_REQ_BODY_IN_MEMORY_LIMIT(strchr(yytext, ' ') + 1, *driver.loc.back()); }
 %{ /* Reponse body limit */ %}
 {CONFIG_DIR_RES_BODY_LIMIT}[ ]{CONFIG_VALUE_NUMBER}  { return yy::seclang_parser::make_CONFIG_DIR_RES_BODY_LIMIT(strchr(yytext, ' ') + 1, *driver.loc.back()); }
 {CONFIG_DIR_RES_BODY_LIMIT_ACTION} { return yy::seclang_parser::make_CONFIG_DIR_RES_BODY_LIMIT_ACTION(yytext, *driver.loc.back()); }