diff --git a/configure.ac b/configure.ac
index ea91a6d925..cb6c1559bd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1850,110 +1850,6 @@
         AC_DEFINE([HAVE_DAG],[1],(Endace DAG card support enabled))
     fi
 
-# libnspr (enabled by default)
-    AC_ARG_ENABLE(nspr,
-            AS_HELP_STRING([--disable-nspr],[Disable libnspr support]),
-            [enable_nspr=$enableval],[enable_nspr="yes"])
-
-    AC_ARG_WITH(libnspr_includes,
-            [  --with-libnspr-includes=DIR  libnspr include directory],
-            [with_libnspr_includes="$withval"],[with_libnspr_includes="no"])
-
-    AC_ARG_WITH(libnspr_libraries,
-            [  --with-libnspr-libraries=DIR    libnspr library directory],
-            [with_libnspr_libraries="$withval"],[with_libnspr_libraries="no"])
-
-    if test "$enable_nspr" != "no"; then
-        # Try pkg-config first:
-        PKG_CHECK_MODULES([libnspr],nspr,,[with_pkgconfig_nspr="no"])
-
-        if test "$with_pkgconfig_nspr" != "no"; then
-            CPPFLAGS="${CPPFLAGS} ${libnspr_CFLAGS}"
-            LIBS="${LIBS} ${libnspr_LIBS}"
-        fi
-
-        if test "$with_libnspr_includes" != "no"; then
-            CPPFLAGS="${CPPFLAGS} -I${with_libnspr_includes}"
-        fi
-        TMPLIBS="${LIBS}"
-        AC_CHECK_HEADER(nspr.h,
-           AC_CHECK_LIB(nspr4,PR_GetCurrentThread,[AC_DEFINE([HAVE_NSPR],[1],[libnspr available])
-           NSPR="yes"
-            if test "$NSPR" = "yes"; then
-                if test "$with_libnspr_libraries" != "no"; then
-                    LDFLAGS="${LDFLAGS}  -L${with_libnspr_libraries}"
-                   LIBS="${TMPLIBS}"
-                else
-                   LIBS="${TMPLIBS}"
-                fi
-            fi]),NSPR="no")
-
-        if test "$NSPR" = "no"; then
-            echo
-            echo "   libnspr library not found, go get it"
-            echo "   from Mozilla or your distribution:"
-            echo
-            echo "   Ubuntu: apt-get install libnspr4-dev"
-            echo "   Fedora: dnf install nspr-devel"
-            echo "   CentOS/RHEL: yum install nspr-devel"
-            echo
-            enable_nspr="no"
-        fi
-    fi
-
-  # libnss (enabled by default)
-
-    AC_ARG_ENABLE(nss,
-            AS_HELP_STRING([--disable-nss],[Disable libnss support]),
-            [enable_nss=$enableval],[enable_nss="yes"])
-
-    AC_ARG_WITH(libnss_includes,
-            [  --with-libnss-includes=DIR  libnss include directory],
-            [with_libnss_includes="$withval"],[with_libnss_includes="no"])
-
-    AC_ARG_WITH(libnss_libraries,
-            [  --with-libnss-libraries=DIR    libnss library directory],
-            [with_libnss_libraries="$withval"],[with_libnss_libraries="no"])
-
-    if test "$enable_nss" != "no"; then
-        # Try pkg-config first:
-        PKG_CHECK_MODULES([libnss],nss,,[with_pkgconfig_nss="no"])
-
-        if test "$with_pkgconfig_nss" != "no"; then
-            CPPFLAGS="${CPPFLAGS} ${libnss_CFLAGS}"
-            LIBS="${LIBS} ${libnss_LIBS}"
-        fi
-
-        if test "$with_libnss_includes" != "no"; then
-            CPPFLAGS="${CPPFLAGS} -I${with_libnss_includes}"
-        fi
-        TMPLIBS="${LIBS}"
-
-        AC_CHECK_HEADER(sechash.h,
-            AC_CHECK_LIB(nss3,HASH_Begin,[AC_DEFINE([HAVE_NSS],[1],[libnss available])
-            NSS="yes"
-           if test "$NSS" = "yes"; then
-                if test "$with_libnss_libraries" != "no"; then
-                    LDFLAGS="${LDFLAGS}  -L${with_libnss_libraries}"
-                   LIBS="${TMPLIBS}"
-               else
-                   LIBS="${TMPLIBS}"
-                fi
-           fi]),NSS="no")
-
-        if test "$NSS" = "no"; then
-            echo
-            echo "   libnss library not found, go get it"
-            echo "   from Mozilla or your distribution:"
-            echo
-            echo "   Ubuntu: apt-get install libnss3-dev"
-            echo "   Fedora: dnf install nss-devel"
-            echo "   CentOS/RHEL: yum install nss-devel"
-            echo
-            enable_nss="no"
-        fi
-    fi
-
   # libmagic
     enable_magic="no"
     AC_ARG_ENABLE(libmagic,
@@ -2808,8 +2704,6 @@ SURICATA_BUILD_CONF="Suricata Configuration:
   Detection enabled:                       ${enable_detection}
 
   Libmagic support:                        ${enable_magic}
-  libnss support:                          ${enable_nss}
-  libnspr support:                         ${enable_nspr}
   libjansson support:                      ${enable_jansson}
   hiredis support:                         ${enable_hiredis}
   hiredis async with libevent:             ${enable_hiredis_async}