diff --git a/dev-db/postgresql/postgresql-9.6.10.recipe b/dev-db/postgresql/postgresql-9.6.10.recipe
index 746f22a5f..172cedf5f 100644
--- a/dev-db/postgresql/postgresql-9.6.10.recipe
+++ b/dev-db/postgresql/postgresql-9.6.10.recipe
@@ -117,9 +117,13 @@ BUILD_PREREQUIRES="
 	cmd:pkg_config$secondaryArchSuffix
 	"
 
+if [ "$targetArchitecture" = riscv64 ]; then
+	spinlocks="--disable-spinlocks"
+fi
+
 BUILD()
 {
-	CFLAGS="-D_BSD_SOURCE -O2" runConfigure ./configure
+	CFLAGS="-D_BSD_SOURCE -O2" runConfigure ./configure $spinlocks
 	make $jobArgs
 }