diff --git a/config/companion_libs/mpfr.in b/config/companion_libs/mpfr.in
index da9f2007..2016c7f8 100644
--- a/config/companion_libs/mpfr.in
+++ b/config/companion_libs/mpfr.in
@@ -6,6 +6,10 @@ choice
 # Don't remove next line
 # CT_INSERT_VERSION_BELOW
 
+config MPFR_V_3_0_0
+    bool
+    prompt "3.0.0"
+
 config MPFR_V_2_4_2
     bool
     prompt "2.4.2"
@@ -34,6 +38,7 @@ config MPFR_VERSION
     string
 # Don't remove next line
 # CT_INSERT_VERSION_STRING_BELOW
+    default "3.0.0" if MPFR_V_3_0_0
     default "2.4.2" if MPFR_V_2_4_2
     default "2.4.1" if MPFR_V_2_4_1
     default "2.4.0" if MPFR_V_2_4_0