diff --git a/dev-ml/dune-configurator/dune-configurator-3.16.0-r1.ebuild b/dev-ml/dune-configurator/dune-configurator-3.16.0-r1.ebuild
index e843054dad748..64655885dfccb 100644
--- a/dev-ml/dune-configurator/dune-configurator-3.16.0-r1.ebuild
+++ b/dev-ml/dune-configurator/dune-configurator-3.16.0-r1.ebuild
@@ -25,7 +25,9 @@ RDEPEND="${DEPEND}"
 src_prepare() {
 	default
 
-	rm -r vendor/{csexp,pp} || die
+	# This enables dune-configurator to use the vendored csexp module
+	sed -i 's/stdune.csexp/dune-configurator.csexp/' \
+		vendor/csexp/src/dune || die
 }
 
 src_configure() {