diff --git a/dev-cpp/eigen/eigen-3.3.9.recipe b/dev-cpp/eigen/eigen-3.3.9.recipe
index 3bf1c0dd0..33035d159 100644
--- a/dev-cpp/eigen/eigen-3.3.9.recipe
+++ b/dev-cpp/eigen/eigen-3.3.9.recipe
@@ -27,7 +27,7 @@ HOMEPAGE="http://eigen.tuxfamily.org"
 COPYRIGHT="2006-2011 Benoit Jacob
 	2008-2012 Gael Guennebaud, et al."
 LICENSE="MPL v2"
-REVISION="3"
+REVISION="4"
 SOURCE_URI="http://gitlab.com/libeigen/eigen/-/archive/$portVersion/eigen-$portVersion.tar.gz"
 CHECKSUM_SHA256="7985975b787340124786f092b3a07d594b2e9cd53bbfe5f3d9b1daee7d55f56f"
 PATCHES="eigen-$portVersion.patchset"
@@ -63,7 +63,7 @@ BUILD_REQUIRES="
 	devel:libGL$secondaryArchSuffix
 	devel:libgmp$secondaryArchSuffix
 	devel:libmetis$secondaryArchSuffix
-	devel:libmpfr$secondaryArchSuffix
+	devel:libmpfr$secondaryArchSuffix >= 6
 	devel:libopenblas$secondaryArchSuffix
 	devel:libumfpack$secondaryArchSuffix
 	devel:libsuperlu$secondaryArchSuffix