diff --git a/configure.ac b/configure.ac
index e5f0cecb9..64b2f80cf 100644
--- a/configure.ac
+++ b/configure.ac
@@ -194,7 +194,7 @@ then
     AM_CFLAGS="$AM_CFLAGS -DHAVE_AES_DECRYPT -DHAVE_AES_ECB -DWOLFSSL_ALT_NAMES -DWOLFSSL_DER_LOAD -DKEEP_OUR_CERT -DKEEP_PEER_CERT -DHAVE_CRL_IO -DHAVE_IO_TIMEOUT"
 
     # Enable DH const table speedups (eliminates `-lm` math lib dependency)
-    AM_CFLAGS="$AM_CFLAGS -DHAVE_FFDHE_2048 -DHAVE_FFDHE_3072 -DFP_MAX_BITS=6144"
+    AM_CFLAGS="$AM_CFLAGS -DHAVE_FFDHE_2048 -DHAVE_FFDHE_3072 -DFP_MAX_BITS=8192"
 fi
 AM_CONDITIONAL([BUILD_ALL], [test "x$ENABLED_ALL" = "xyes"])