diff --git a/dev-db/mongodb/mongodb-3.4.10.ebuild b/dev-db/mongodb/mongodb-3.4.10.ebuild
index 590f439f5bf6c..18ea5f8201171 100644
--- a/dev-db/mongodb/mongodb-3.4.10.ebuild
+++ b/dev-db/mongodb/mongodb-3.4.10.ebuild
@@ -88,9 +88,6 @@ pkg_setup() {
 		--use-system-zlib
 	)
 
-	# wiredtiger not supported on 32bit platforms #572166
-	use x86 && scons_opts+=( --wiredtiger=off )
-
 	if use debug; then
 		scons_opts+=( --dbg=on )
 	fi
diff --git a/dev-db/mongodb/mongodb-3.4.13.ebuild b/dev-db/mongodb/mongodb-3.4.13.ebuild
index af49188d6fd5f..f13cbc11f4490 100644
--- a/dev-db/mongodb/mongodb-3.4.13.ebuild
+++ b/dev-db/mongodb/mongodb-3.4.13.ebuild
@@ -87,9 +87,6 @@ pkg_setup() {
 		--use-system-zlib
 	)
 
-	# wiredtiger not supported on 32bit platforms #572166
-	use x86 && scons_opts+=( --wiredtiger=off )
-
 	if use debug; then
 		scons_opts+=( --dbg=on )
 	fi
diff --git a/dev-db/mongodb/mongodb-3.6.2.ebuild b/dev-db/mongodb/mongodb-3.6.2.ebuild
index bd0a2bb880d71..a532e30e46605 100644
--- a/dev-db/mongodb/mongodb-3.6.2.ebuild
+++ b/dev-db/mongodb/mongodb-3.6.2.ebuild
@@ -104,9 +104,6 @@ src_configure() {
 	use kerberos && scons_opts+=( --use-sasl-client )
 	use ssl && scons_opts+=( --ssl )
 
-	# wiredtiger not supported on 32bit platforms #572166
-	use x86 && scons_opts+=( --wiredtiger=off )
-
 	# respect mongoDB upstream's basic recommendations
 	# see bug #536688 and #526114
 	if ! use debug; then