diff --git a/ext/GeometryOpsLibGEOSExt/GeometryOpsLibGEOSExt.jl b/ext/GeometryOpsLibGEOSExt/GeometryOpsLibGEOSExt.jl
index c8cbfc9f8..1d0845ed0 100644
--- a/ext/GeometryOpsLibGEOSExt/GeometryOpsLibGEOSExt.jl
+++ b/ext/GeometryOpsLibGEOSExt/GeometryOpsLibGEOSExt.jl
@@ -3,7 +3,7 @@ module GeometryOpsLibGEOSExt
 import GeometryOps as GO, LibGEOS as LG
 import GeoInterface as GI
 
-import GeometryOps: GEOS, enforce
+import GeometryOps: GEOS, enforce, _True, _False, _booltype
 
 using GeometryOps
 # The filter statement is required because in Julia, each module has its own versions of these