diff --git a/auto/options b/auto/options
index e8de4ff..2b04023 100644
--- a/auto/options
+++ b/auto/options
@@ -111,6 +111,8 @@
 USE_PCRE=NO
 PCRE=NONE
 PCRE_OPT=
+PCRE_CONF_OPT=
+PCRE_JIT=NO
 
 USE_OPENSSL=NO
 OPENSSL=NONE
@@ -274,6 +276,7 @@
         --with-pcre)                     USE_PCRE=YES               ;;
         --with-pcre=*)                   PCRE="$value"              ;;
         --with-pcre-opt=*)               PCRE_OPT="$value"          ;;
+        --with-pcre-jit)                 PCRE_JIT=YES               ;;
 
         --with-openssl=*)                OPENSSL="$value"           ;;
         --with-openssl-opt=*)            OPENSSL_OPT="$value"       ;;
@@ -421,6 +424,7 @@
   --with-pcre                        force PCRE library usage
   --with-pcre=DIR                    set path to PCRE library sources
   --with-pcre-opt=OPTIONS            set additional build options for PCRE
+  --with-pcre-jit                    build PCRE with JIT compilation support
 
   --with-md5=DIR                     set path to md5 library sources
   --with-md5-opt=OPTIONS             set additional build options for md5